Home / 1,191,508.68-1,786,259.16-517,082.16

Finding the Fourth Proportional to 1,191,508.68, 1,786,259.16 and 517,082.16

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Solution

The fourth proportional to 1,191,508.68, 1,786,259.16 and 517,082.16 is: 775,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,508.68 : 1,786,259.16 = 517,082.16 : x
  2. Step 2: Convert to fraction form
    1,191,508.68/1,786,259.16 = 517,082.16/x
  3. Step 3: Cross multiply
    1,191,508.68x = 1,786,259.16 × 517,082.16
  4. Step 4: Simplify right side
    1,191,508.68x = 923,642,744,772.59
  5. Step 5: Solve for x
    x = 923,642,744,772.59/1,191,508.68
  6. Step 6: Final answer
    x = 775,187.59

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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.