Home / 1,642,793.28-2,267,058.24-927,401.28

Finding the Fourth Proportional to 1,642,793.28, 2,267,058.24 and 927,401.28

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Solution

The fourth proportional to 1,642,793.28, 2,267,058.24 and 927,401.28 is: 1,279,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,793.28 : 2,267,058.24 = 927,401.28 : x
  2. Step 2: Convert to fraction form
    1,642,793.28/2,267,058.24 = 927,401.28/x
  3. Step 3: Cross multiply
    1,642,793.28x = 2,267,058.24 × 927,401.28
  4. Step 4: Simplify right side
    1,642,793.28x = 2,102,472,713,610.55
  5. Step 5: Solve for x
    x = 2,102,472,713,610.55/1,642,793.28
  6. Step 6: Final answer
    x = 1,279,815.75

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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.