Home / 1,153,061.28-1,591,250.40-723,359.52

Finding the Fourth Proportional to 1,153,061.28, 1,591,250.40 and 723,359.52

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Solution

The fourth proportional to 1,153,061.28, 1,591,250.40 and 723,359.52 is: 998,252.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,061.28 : 1,591,250.40 = 723,359.52 : x
  2. Step 2: Convert to fraction form
    1,153,061.28/1,591,250.40 = 723,359.52/x
  3. Step 3: Cross multiply
    1,153,061.28x = 1,591,250.40 × 723,359.52
  4. Step 4: Simplify right side
    1,153,061.28x = 1,151,046,125,543.81
  5. Step 5: Solve for x
    x = 1,151,046,125,543.81/1,153,061.28
  6. Step 6: Final answer
    x = 998,252.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.