Home / 930,103.20-1,395,154.80-914,356.80

Finding the Fourth Proportional to 930,103.20, 1,395,154.80 and 914,356.80

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Solution

The fourth proportional to 930,103.20, 1,395,154.80 and 914,356.80 is: 1,371,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,103.20 : 1,395,154.80 = 914,356.80 : x
  2. Step 2: Convert to fraction form
    930,103.20/1,395,154.80 = 914,356.80/x
  3. Step 3: Cross multiply
    930,103.20x = 1,395,154.80 × 914,356.80
  4. Step 4: Simplify right side
    930,103.20x = 1,275,669,278,432.64
  5. Step 5: Solve for x
    x = 1,275,669,278,432.64/930,103.20
  6. Step 6: Final answer
    x = 1,371,535.20

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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.