Home / 1,108,130.90-1,658,049.15-734,882.90

Finding the Fourth Proportional to 1,108,130.90, 1,658,049.15 and 734,882.90

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Solution

The fourth proportional to 1,108,130.90, 1,658,049.15 and 734,882.90 is: 1,099,574.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,130.90 : 1,658,049.15 = 734,882.90 : x
  2. Step 2: Convert to fraction form
    1,108,130.90/1,658,049.15 = 734,882.90/x
  3. Step 3: Cross multiply
    1,108,130.90x = 1,658,049.15 × 734,882.90
  4. Step 4: Simplify right side
    1,108,130.90x = 1,218,471,967,694.53
  5. Step 5: Solve for x
    x = 1,218,471,967,694.53/1,108,130.90
  6. Step 6: Final answer
    x = 1,099,574.04

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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.