Home / 1,159,464.60-1,739,499.30-449,515.80

Finding the Fourth Proportional to 1,159,464.60, 1,739,499.30 and 449,515.80

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Solution

The fourth proportional to 1,159,464.60, 1,739,499.30 and 449,515.80 is: 674,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,464.60 : 1,739,499.30 = 449,515.80 : x
  2. Step 2: Convert to fraction form
    1,159,464.60/1,739,499.30 = 449,515.80/x
  3. Step 3: Cross multiply
    1,159,464.60x = 1,739,499.30 × 449,515.80
  4. Step 4: Simplify right side
    1,159,464.60x = 781,932,419,438.94
  5. Step 5: Solve for x
    x = 781,932,419,438.94/1,159,464.60
  6. Step 6: Final answer
    x = 674,390.94

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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.