Home / 1,055,963.24-1,455,819.54-838,892.15

Finding the Fourth Proportional to 1,055,963.24, 1,455,819.54 and 838,892.15

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Solution

The fourth proportional to 1,055,963.24, 1,455,819.54 and 838,892.15 is: 1,156,551.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,963.24 : 1,455,819.54 = 838,892.15 : x
  2. Step 2: Convert to fraction form
    1,055,963.24/1,455,819.54 = 838,892.15/x
  3. Step 3: Cross multiply
    1,055,963.24x = 1,455,819.54 × 838,892.15
  4. Step 4: Simplify right side
    1,055,963.24x = 1,221,275,583,922.61
  5. Step 5: Solve for x
    x = 1,221,275,583,922.61/1,055,963.24
  6. Step 6: Final answer
    x = 1,156,551.23

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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.