Home / 1,351,351.56-1,864,738.17-914,881.04

Finding the Fourth Proportional to 1,351,351.56, 1,864,738.17 and 914,881.04

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Solution

The fourth proportional to 1,351,351.56, 1,864,738.17 and 914,881.04 is: 1,262,449.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,351.56 : 1,864,738.17 = 914,881.04 : x
  2. Step 2: Convert to fraction form
    1,351,351.56/1,864,738.17 = 914,881.04/x
  3. Step 3: Cross multiply
    1,351,351.56x = 1,864,738.17 × 914,881.04
  4. Step 4: Simplify right side
    1,351,351.56x = 1,706,013,586,973.61
  5. Step 5: Solve for x
    x = 1,706,013,586,973.61/1,351,351.56
  6. Step 6: Final answer
    x = 1,262,449.86

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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.