Home / 1,105,726.20-1,526,372.96-743,360.22

Finding the Fourth Proportional to 1,105,726.20, 1,526,372.96 and 743,360.22

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Solution

The fourth proportional to 1,105,726.20, 1,526,372.96 and 743,360.22 is: 1,026,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,726.20 : 1,526,372.96 = 743,360.22 : x
  2. Step 2: Convert to fraction form
    1,105,726.20/1,526,372.96 = 743,360.22/x
  3. Step 3: Cross multiply
    1,105,726.20x = 1,526,372.96 × 743,360.22
  4. Step 4: Simplify right side
    1,105,726.20x = 1,134,644,939,347.65
  5. Step 5: Solve for x
    x = 1,134,644,939,347.65/1,105,726.20
  6. Step 6: Final answer
    x = 1,026,153.62

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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.