Home / 1,039,412.03-1,559,957.64-440,793.20

Finding the Fourth Proportional to 1,039,412.03, 1,559,957.64 and 440,793.20

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Solution

The fourth proportional to 1,039,412.03, 1,559,957.64 and 440,793.20 is: 661,545.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,412.03 : 1,559,957.64 = 440,793.20 : x
  2. Step 2: Convert to fraction form
    1,039,412.03/1,559,957.64 = 440,793.20/x
  3. Step 3: Cross multiply
    1,039,412.03x = 1,559,957.64 × 440,793.20
  4. Step 4: Simplify right side
    1,039,412.03x = 687,618,722,246.97
  5. Step 5: Solve for x
    x = 687,618,722,246.97/1,039,412.03
  6. Step 6: Final answer
    x = 661,545.86

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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.