Home / 1,472,587.91-2,208,635.83-407,737.61

Finding the Fourth Proportional to 1,472,587.91, 2,208,635.83 and 407,737.61

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Solution

The fourth proportional to 1,472,587.91, 2,208,635.83 and 407,737.61 is: 611,538.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,587.91 : 2,208,635.83 = 407,737.61 : x
  2. Step 2: Convert to fraction form
    1,472,587.91/2,208,635.83 = 407,737.61/x
  3. Step 3: Cross multiply
    1,472,587.91x = 2,208,635.83 × 407,737.61
  4. Step 4: Simplify right side
    1,472,587.91x = 900,543,900,715.83
  5. Step 5: Solve for x
    x = 900,543,900,715.83/1,472,587.91
  6. Step 6: Final answer
    x = 611,538.29

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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.