Home / 1,127,974.00-1,555,695.49-991,719.04

Finding the Fourth Proportional to 1,127,974.00, 1,555,695.49 and 991,719.04

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Solution

The fourth proportional to 1,127,974.00, 1,555,695.49 and 991,719.04 is: 1,367,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,974.00 : 1,555,695.49 = 991,719.04 : x
  2. Step 2: Convert to fraction form
    1,127,974.00/1,555,695.49 = 991,719.04/x
  3. Step 3: Cross multiply
    1,127,974.00x = 1,555,695.49 × 991,719.04
  4. Step 4: Simplify right side
    1,127,974.00x = 1,542,812,825,138.06
  5. Step 5: Solve for x
    x = 1,542,812,825,138.06/1,127,974.00
  6. Step 6: Final answer
    x = 1,367,773.40

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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.