Home / 902,582.78-1,350,822.51-878,294.43

Finding the Fourth Proportional to 902,582.78, 1,350,822.51 and 878,294.43

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Solution

The fourth proportional to 902,582.78, 1,350,822.51 and 878,294.43 is: 1,314,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,582.78 : 1,350,822.51 = 878,294.43 : x
  2. Step 2: Convert to fraction form
    902,582.78/1,350,822.51 = 878,294.43/x
  3. Step 3: Cross multiply
    902,582.78x = 1,350,822.51 × 878,294.43
  4. Step 4: Simplify right side
    902,582.78x = 1,186,419,886,451.62
  5. Step 5: Solve for x
    x = 1,186,419,886,451.62/902,582.78
  6. Step 6: Final answer
    x = 1,314,472.11

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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.