Home / 1,006,815.55-1,389,437.72-577,177.15

Finding the Fourth Proportional to 1,006,815.55, 1,389,437.72 and 577,177.15

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Solution

The fourth proportional to 1,006,815.55, 1,389,437.72 and 577,177.15 is: 796,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,815.55 : 1,389,437.72 = 577,177.15 : x
  2. Step 2: Convert to fraction form
    1,006,815.55/1,389,437.72 = 577,177.15/x
  3. Step 3: Cross multiply
    1,006,815.55x = 1,389,437.72 × 577,177.15
  4. Step 4: Simplify right side
    1,006,815.55x = 801,951,700,446.21
  5. Step 5: Solve for x
    x = 801,951,700,446.21/1,006,815.55
  6. Step 6: Final answer
    x = 796,522.96

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1.5x scale

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.