Home / 901,011.19-1,352,182.61-725,634.85

Finding the Fourth Proportional to 901,011.19, 1,352,182.61 and 725,634.85

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Solution

The fourth proportional to 901,011.19, 1,352,182.61 and 725,634.85 is: 1,088,988.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,011.19 : 1,352,182.61 = 725,634.85 : x
  2. Step 2: Convert to fraction form
    901,011.19/1,352,182.61 = 725,634.85/x
  3. Step 3: Cross multiply
    901,011.19x = 1,352,182.61 × 725,634.85
  4. Step 4: Simplify right side
    901,011.19x = 981,190,825,379.96
  5. Step 5: Solve for x
    x = 981,190,825,379.96/901,011.19
  6. Step 6: Final answer
    x = 1,088,988.50

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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.