Home / 1,805,247.28-2,691,960.40-1,789,058.02

Finding the Fourth Proportional to 1,805,247.28, 2,691,960.40 and 1,789,058.02

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Solution

The fourth proportional to 1,805,247.28, 2,691,960.40 and 1,789,058.02 is: 2,667,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,247.28 : 2,691,960.40 = 1,789,058.02 : x
  2. Step 2: Convert to fraction form
    1,805,247.28/2,691,960.40 = 1,789,058.02/x
  3. Step 3: Cross multiply
    1,805,247.28x = 2,691,960.40 × 1,789,058.02
  4. Step 4: Simplify right side
    1,805,247.28x = 4,816,073,343,142.41
  5. Step 5: Solve for x
    x = 4,816,073,343,142.41/1,805,247.28
  6. Step 6: Final answer
    x = 2,667,819.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.