Home / 1,169,398.14-1,615,318.19-940,816.54

Finding the Fourth Proportional to 1,169,398.14, 1,615,318.19 and 940,816.54

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Solution

The fourth proportional to 1,169,398.14, 1,615,318.19 and 940,816.54 is: 1,299,572.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,398.14 : 1,615,318.19 = 940,816.54 : x
  2. Step 2: Convert to fraction form
    1,169,398.14/1,615,318.19 = 940,816.54/x
  3. Step 3: Cross multiply
    1,169,398.14x = 1,615,318.19 × 940,816.54
  4. Step 4: Simplify right side
    1,169,398.14x = 1,519,718,070,514.86
  5. Step 5: Solve for x
    x = 1,519,718,070,514.86/1,169,398.14
  6. Step 6: Final answer
    x = 1,299,572.85

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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.