Home / 1,127,600.40-1,688,082.48-752,693.52

Finding the Fourth Proportional to 1,127,600.40, 1,688,082.48 and 752,693.52

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Solution

The fourth proportional to 1,127,600.40, 1,688,082.48 and 752,693.52 is: 1,126,825.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,600.40 : 1,688,082.48 = 752,693.52 : x
  2. Step 2: Convert to fraction form
    1,127,600.40/1,688,082.48 = 752,693.52/x
  3. Step 3: Cross multiply
    1,127,600.40x = 1,688,082.48 × 752,693.52
  4. Step 4: Simplify right side
    1,127,600.40x = 1,270,608,743,921.53
  5. Step 5: Solve for x
    x = 1,270,608,743,921.53/1,127,600.40
  6. Step 6: Final answer
    x = 1,126,825.38

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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.