Home / 1,226,828.72-1,838,750.94-656,809.04

Finding the Fourth Proportional to 1,226,828.72, 1,838,750.94 and 656,809.04

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Solution

The fourth proportional to 1,226,828.72, 1,838,750.94 and 656,809.04 is: 984,414.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,828.72 : 1,838,750.94 = 656,809.04 : x
  2. Step 2: Convert to fraction form
    1,226,828.72/1,838,750.94 = 656,809.04/x
  3. Step 3: Cross multiply
    1,226,828.72x = 1,838,750.94 × 656,809.04
  4. Step 4: Simplify right side
    1,226,828.72x = 1,207,708,239,700.50
  5. Step 5: Solve for x
    x = 1,207,708,239,700.50/1,226,828.72
  6. Step 6: Final answer
    x = 984,414.71

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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.