Home / 994,291.20-1,491,436.80-966,643.20

Finding the Fourth Proportional to 994,291.20, 1,491,436.80 and 966,643.20

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Solution

The fourth proportional to 994,291.20, 1,491,436.80 and 966,643.20 is: 1,449,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,291.20 : 1,491,436.80 = 966,643.20 : x
  2. Step 2: Convert to fraction form
    994,291.20/1,491,436.80 = 966,643.20/x
  3. Step 3: Cross multiply
    994,291.20x = 1,491,436.80 × 966,643.20
  4. Step 4: Simplify right side
    994,291.20x = 1,441,687,240,949.76
  5. Step 5: Solve for x
    x = 1,441,687,240,949.76/994,291.20
  6. Step 6: Final answer
    x = 1,449,964.80

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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.