Home / 887,631.20-1,331,446.80-732,111.20

Finding the Fourth Proportional to 887,631.20, 1,331,446.80 and 732,111.20

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Solution

The fourth proportional to 887,631.20, 1,331,446.80 and 732,111.20 is: 1,098,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,631.20 : 1,331,446.80 = 732,111.20 : x
  2. Step 2: Convert to fraction form
    887,631.20/1,331,446.80 = 732,111.20/x
  3. Step 3: Cross multiply
    887,631.20x = 1,331,446.80 × 732,111.20
  4. Step 4: Simplify right side
    887,631.20x = 974,767,114,484.16
  5. Step 5: Solve for x
    x = 974,767,114,484.16/887,631.20
  6. Step 6: Final answer
    x = 1,098,166.80

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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.