Home / 1,198,767.56-1,654,331.71-715,613.13

Finding the Fourth Proportional to 1,198,767.56, 1,654,331.71 and 715,613.13

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Solution

The fourth proportional to 1,198,767.56, 1,654,331.71 and 715,613.13 is: 987,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,767.56 : 1,654,331.71 = 715,613.13 : x
  2. Step 2: Convert to fraction form
    1,198,767.56/1,654,331.71 = 715,613.13/x
  3. Step 3: Cross multiply
    1,198,767.56x = 1,654,331.71 × 715,613.13
  4. Step 4: Simplify right side
    1,198,767.56x = 1,183,861,493,051.35
  5. Step 5: Solve for x
    x = 1,183,861,493,051.35/1,198,767.56
  6. Step 6: Final answer
    x = 987,565.51

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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.