Home / 1,534,122.95-2,116,620.41-889,414.43

Finding the Fourth Proportional to 1,534,122.95, 2,116,620.41 and 889,414.43

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Solution

The fourth proportional to 1,534,122.95, 2,116,620.41 and 889,414.43 is: 1,227,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,122.95 : 2,116,620.41 = 889,414.43 : x
  2. Step 2: Convert to fraction form
    1,534,122.95/2,116,620.41 = 889,414.43/x
  3. Step 3: Cross multiply
    1,534,122.95x = 2,116,620.41 × 889,414.43
  4. Step 4: Simplify right side
    1,534,122.95x = 1,882,552,720,456.34
  5. Step 5: Solve for x
    x = 1,882,552,720,456.34/1,534,122.95
  6. Step 6: Final answer
    x = 1,227,119.85

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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.