Home / 1,133,747.28-1,564,600.89-617,520.75

Finding the Fourth Proportional to 1,133,747.28, 1,564,600.89 and 617,520.75

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Solution

The fourth proportional to 1,133,747.28, 1,564,600.89 and 617,520.75 is: 852,194.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,747.28 : 1,564,600.89 = 617,520.75 : x
  2. Step 2: Convert to fraction form
    1,133,747.28/1,564,600.89 = 617,520.75/x
  3. Step 3: Cross multiply
    1,133,747.28x = 1,564,600.89 × 617,520.75
  4. Step 4: Simplify right side
    1,133,747.28x = 966,173,511,491.92
  5. Step 5: Solve for x
    x = 966,173,511,491.92/1,133,747.28
  6. Step 6: Final answer
    x = 852,194.78

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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.