Home / 5,727,690.31-8,585,860.45-2,689,617.72

Finding the Fourth Proportional to 5,727,690.31, 8,585,860.45 and 2,689,617.72

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Solution

The fourth proportional to 5,727,690.31, 8,585,860.45 and 2,689,617.72 is: 4,031,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727,690.31 : 8,585,860.45 = 2,689,617.72 : x
  2. Step 2: Convert to fraction form
    5,727,690.31/8,585,860.45 = 2,689,617.72/x
  3. Step 3: Cross multiply
    5,727,690.31x = 8,585,860.45 × 2,689,617.72
  4. Step 4: Simplify right side
    5,727,690.31x = 23,092,682,407,767.17
  5. Step 5: Solve for x
    x = 23,092,682,407,767.17/5,727,690.31
  6. Step 6: Final answer
    x = 4,031,761.70

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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.