Home / 1,071,436.88-1,478,578.25-588,009.85

Finding the Fourth Proportional to 1,071,436.88, 1,478,578.25 and 588,009.85

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Solution

The fourth proportional to 1,071,436.88, 1,478,578.25 and 588,009.85 is: 811,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,436.88 : 1,478,578.25 = 588,009.85 : x
  2. Step 2: Convert to fraction form
    1,071,436.88/1,478,578.25 = 588,009.85/x
  3. Step 3: Cross multiply
    1,071,436.88x = 1,478,578.25 × 588,009.85
  4. Step 4: Simplify right side
    1,071,436.88x = 869,418,572,769.34
  5. Step 5: Solve for x
    x = 869,418,572,769.34/1,071,436.88
  6. Step 6: Final answer
    x = 811,451.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.