Home / 1,123,161.16-1,549,966.44-613,863.76

Finding the Fourth Proportional to 1,123,161.16, 1,549,966.44 and 613,863.76

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Solution

The fourth proportional to 1,123,161.16, 1,549,966.44 and 613,863.76 is: 847,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,161.16 : 1,549,966.44 = 613,863.76 : x
  2. Step 2: Convert to fraction form
    1,123,161.16/1,549,966.44 = 613,863.76/x
  3. Step 3: Cross multiply
    1,123,161.16x = 1,549,966.44 × 613,863.76
  4. Step 4: Simplify right side
    1,123,161.16x = 951,468,226,732.21
  5. Step 5: Solve for x
    x = 951,468,226,732.21/1,123,161.16
  6. Step 6: Final answer
    x = 847,134.20

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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.