Home / 1,105,726.50-1,526,373.39-743,360.53

Finding the Fourth Proportional to 1,105,726.50, 1,526,373.39 and 743,360.53

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Solution

The fourth proportional to 1,105,726.50, 1,526,373.39 and 743,360.53 is: 1,026,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,726.50 : 1,526,373.39 = 743,360.53 : x
  2. Step 2: Convert to fraction form
    1,105,726.50/1,526,373.39 = 743,360.53/x
  3. Step 3: Cross multiply
    1,105,726.50x = 1,526,373.39 × 743,360.53
  4. Step 4: Simplify right side
    1,105,726.50x = 1,134,645,734,076.26
  5. Step 5: Solve for x
    x = 1,134,645,734,076.26/1,105,726.50
  6. Step 6: Final answer
    x = 1,026,154.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.