Home / 1,105,726.70-1,526,373.66-743,360.72

Finding the Fourth Proportional to 1,105,726.70, 1,526,373.66 and 743,360.72

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Solution

The fourth proportional to 1,105,726.70, 1,526,373.66 and 743,360.72 is: 1,026,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,726.70 : 1,526,373.66 = 743,360.72 : x
  2. Step 2: Convert to fraction form
    1,105,726.70/1,526,373.66 = 743,360.72/x
  3. Step 3: Cross multiply
    1,105,726.70x = 1,526,373.66 × 743,360.72
  4. Step 4: Simplify right side
    1,105,726.70x = 1,134,646,215,254.77
  5. Step 5: Solve for x
    x = 1,134,646,215,254.77/1,105,726.70
  6. Step 6: Final answer
    x = 1,026,154.31

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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.