Home / 4,214,420.82-5,815,915.20-2,280,680.88

Finding the Fourth Proportional to 4,214,420.82, 5,815,915.20 and 2,280,680.88

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Solution

The fourth proportional to 4,214,420.82, 5,815,915.20 and 2,280,680.88 is: 3,147,347.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214,420.82 : 5,815,915.20 = 2,280,680.88 : x
  2. Step 2: Convert to fraction form
    4,214,420.82/5,815,915.20 = 2,280,680.88/x
  3. Step 3: Cross multiply
    4,214,420.82x = 5,815,915.20 × 2,280,680.88
  4. Step 4: Simplify right side
    4,214,420.82x = 13,264,246,596,341.38
  5. Step 5: Solve for x
    x = 13,264,246,596,341.38/4,214,420.82
  6. Step 6: Final answer
    x = 3,147,347.44

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,214,421.82, 5,815,916.58 and 2,280,681.88
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.