Home / 2,487,617.55-3,731,447.22-690,641.15

Finding the Fourth Proportional to 2,487,617.55, 3,731,447.22 and 690,641.15

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Solution

The fourth proportional to 2,487,617.55, 3,731,447.22 and 690,641.15 is: 1,035,967.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,617.55 : 3,731,447.22 = 690,641.15 : x
  2. Step 2: Convert to fraction form
    2,487,617.55/3,731,447.22 = 690,641.15/x
  3. Step 3: Cross multiply
    2,487,617.55x = 3,731,447.22 × 690,641.15
  4. Step 4: Simplify right side
    2,487,617.55x = 2,577,090,995,731.90
  5. Step 5: Solve for x
    x = 2,577,090,995,731.90/2,487,617.55
  6. Step 6: Final answer
    x = 1,035,967.52

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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.