Home / 1,158,191.71-1,734,843.53-929,247.80

Finding the Fourth Proportional to 1,158,191.71, 1,734,843.53 and 929,247.80

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Solution

The fourth proportional to 1,158,191.71, 1,734,843.53 and 929,247.80 is: 1,391,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,191.71 : 1,734,843.53 = 929,247.80 : x
  2. Step 2: Convert to fraction form
    1,158,191.71/1,734,843.53 = 929,247.80/x
  3. Step 3: Cross multiply
    1,158,191.71x = 1,734,843.53 × 929,247.80
  4. Step 4: Simplify right side
    1,158,191.71x = 1,612,099,540,256.96
  5. Step 5: Solve for x
    x = 1,612,099,540,256.96/1,158,191.71
  6. Step 6: Final answer
    x = 1,391,910.80

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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.