Home / 838,659.30-1,255,528.58-752,086.91

Finding the Fourth Proportional to 838,659.30, 1,255,528.58 and 752,086.91

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Solution

The fourth proportional to 838,659.30, 1,255,528.58 and 752,086.91 is: 1,125,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,659.30 : 1,255,528.58 = 752,086.91 : x
  2. Step 2: Convert to fraction form
    838,659.30/1,255,528.58 = 752,086.91/x
  3. Step 3: Cross multiply
    838,659.30x = 1,255,528.58 × 752,086.91
  4. Step 4: Simplify right side
    838,659.30x = 944,266,600,110.81
  5. Step 5: Solve for x
    x = 944,266,600,110.81/838,659.30
  6. Step 6: Final answer
    x = 1,125,923.96

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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.