Home / 1,687,432.77-2,531,639.34-607,924.82

Finding the Fourth Proportional to 1,687,432.77, 2,531,639.34 and 607,924.82

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Solution

The fourth proportional to 1,687,432.77, 2,531,639.34 and 607,924.82 is: 912,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,432.77 : 2,531,639.34 = 607,924.82 : x
  2. Step 2: Convert to fraction form
    1,687,432.77/2,531,639.34 = 607,924.82/x
  3. Step 3: Cross multiply
    1,687,432.77x = 2,531,639.34 × 607,924.82
  4. Step 4: Simplify right side
    1,687,432.77x = 1,539,046,396,403.52
  5. Step 5: Solve for x
    x = 1,539,046,396,403.52/1,687,432.77
  6. Step 6: Final answer
    x = 912,063.83

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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.