Home / 3,878,321.34-5,803,310.08-2,281,636.38

Finding the Fourth Proportional to 3,878,321.34, 5,803,310.08 and 2,281,636.38

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Solution

The fourth proportional to 3,878,321.34, 5,803,310.08 and 2,281,636.38 is: 3,414,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,321.34 : 5,803,310.08 = 2,281,636.38 : x
  2. Step 2: Convert to fraction form
    3,878,321.34/5,803,310.08 = 2,281,636.38/x
  3. Step 3: Cross multiply
    3,878,321.34x = 5,803,310.08 × 2,281,636.38
  4. Step 4: Simplify right side
    3,878,321.34x = 13,241,043,402,948.71
  5. Step 5: Solve for x
    x = 13,241,043,402,948.71/3,878,321.34
  6. Step 6: Final answer
    x = 3,414,117.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.