Home / 4,014,815.72-5,540,451-2,179,272.84

Finding the Fourth Proportional to 4,014,815.72, 5,540,451 and 2,179,272.84

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Solution

The fourth proportional to 4,014,815.72, 5,540,451 and 2,179,272.84 is: 3,007,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014,815.72 : 5,540,451 = 2,179,272.84 : x
  2. Step 2: Convert to fraction form
    4,014,815.72/5,540,451 = 2,179,272.84/x
  3. Step 3: Cross multiply
    4,014,815.72x = 5,540,451 × 2,179,272.84
  4. Step 4: Simplify right side
    4,014,815.72x = 12,074,154,385,650.84
  5. Step 5: Solve for x
    x = 12,074,154,385,650.84/4,014,815.72
  6. Step 6: Final answer
    x = 3,007,399.40

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Double scale
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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.