Home / 1,491,624.79-2,058,455.84-902,937.78

Finding the Fourth Proportional to 1,491,624.79, 2,058,455.84 and 902,937.78

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Solution

The fourth proportional to 1,491,624.79, 2,058,455.84 and 902,937.78 is: 1,246,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,624.79 : 2,058,455.84 = 902,937.78 : x
  2. Step 2: Convert to fraction form
    1,491,624.79/2,058,455.84 = 902,937.78/x
  3. Step 3: Cross multiply
    1,491,624.79x = 2,058,455.84 × 902,937.78
  4. Step 4: Simplify right side
    1,491,624.79x = 1,858,657,541,882.95
  5. Step 5: Solve for x
    x = 1,858,657,541,882.95/1,491,624.79
  6. Step 6: Final answer
    x = 1,246,062.39

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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.