Home / 1,092,177.10-1,638,265.65-619,785.10

Finding the Fourth Proportional to 1,092,177.10, 1,638,265.65 and 619,785.10

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Solution

The fourth proportional to 1,092,177.10, 1,638,265.65 and 619,785.10 is: 929,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,177.10 : 1,638,265.65 = 619,785.10 : x
  2. Step 2: Convert to fraction form
    1,092,177.10/1,638,265.65 = 619,785.10/x
  3. Step 3: Cross multiply
    1,092,177.10x = 1,638,265.65 × 619,785.10
  4. Step 4: Simplify right side
    1,092,177.10x = 1,015,372,639,711.82
  5. Step 5: Solve for x
    x = 1,015,372,639,711.82/1,092,177.10
  6. Step 6: Final answer
    x = 929,677.65

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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.