Home / 1,105,726.25-1,526,373.05-743,360.28

Finding the Fourth Proportional to 1,105,726.25, 1,526,373.05 and 743,360.28

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Solution

The fourth proportional to 1,105,726.25, 1,526,373.05 and 743,360.28 is: 1,026,153.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,726.25 : 1,526,373.05 = 743,360.28 : x
  2. Step 2: Convert to fraction form
    1,105,726.25/1,526,373.05 = 743,360.28/x
  3. Step 3: Cross multiply
    1,105,726.25x = 1,526,373.05 × 743,360.28
  4. Step 4: Simplify right side
    1,105,726.25x = 1,134,645,094,115.65
  5. Step 5: Solve for x
    x = 1,134,645,094,115.65/1,105,726.25
  6. Step 6: Final answer
    x = 1,026,153.71

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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.