Home / 1,153,542.80-1,729,277.40-754,374.80

Finding the Fourth Proportional to 1,153,542.80, 1,729,277.40 and 754,374.80

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Solution

The fourth proportional to 1,153,542.80, 1,729,277.40 and 754,374.80 is: 1,130,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,542.80 : 1,729,277.40 = 754,374.80 : x
  2. Step 2: Convert to fraction form
    1,153,542.80/1,729,277.40 = 754,374.80/x
  3. Step 3: Cross multiply
    1,153,542.80x = 1,729,277.40 × 754,374.80
  4. Step 4: Simplify right side
    1,153,542.80x = 1,304,523,292,769.52
  5. Step 5: Solve for x
    x = 1,304,523,292,769.52/1,153,542.80
  6. Step 6: Final answer
    x = 1,130,884.17

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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.