Home / 1,029,177.04-1,419,193.56-813,976.24

Finding the Fourth Proportional to 1,029,177.04, 1,419,193.56 and 813,976.24

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Solution

The fourth proportional to 1,029,177.04, 1,419,193.56 and 813,976.24 is: 1,122,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,177.04 : 1,419,193.56 = 813,976.24 : x
  2. Step 2: Convert to fraction form
    1,029,177.04/1,419,193.56 = 813,976.24/x
  3. Step 3: Cross multiply
    1,029,177.04x = 1,419,193.56 × 813,976.24
  4. Step 4: Simplify right side
    1,029,177.04x = 1,155,189,837,801.01
  5. Step 5: Solve for x
    x = 1,155,189,837,801.01/1,029,177.04
  6. Step 6: Final answer
    x = 1,122,440.35

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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.