Home / 754,739.70-1,132,729.20-748,834.80

Finding the Fourth Proportional to 754,739.70, 1,132,729.20 and 748,834.80

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Solution

The fourth proportional to 754,739.70, 1,132,729.20 and 748,834.80 is: 1,123,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,739.70 : 1,132,729.20 = 748,834.80 : x
  2. Step 2: Convert to fraction form
    754,739.70/1,132,729.20 = 748,834.80/x
  3. Step 3: Cross multiply
    754,739.70x = 1,132,729.20 × 748,834.80
  4. Step 4: Simplify right side
    754,739.70x = 848,227,043,936.16
  5. Step 5: Solve for x
    x = 848,227,043,936.16/754,739.70
  6. Step 6: Final answer
    x = 1,123,867.00

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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.