Home / 1,491,608.95-2,058,433.89-902,921.91

Finding the Fourth Proportional to 1,491,608.95, 2,058,433.89 and 902,921.91

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Solution

The fourth proportional to 1,491,608.95, 2,058,433.89 and 902,921.91 is: 1,246,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,608.95 : 2,058,433.89 = 902,921.91 : x
  2. Step 2: Convert to fraction form
    1,491,608.95/2,058,433.89 = 902,921.91/x
  3. Step 3: Cross multiply
    1,491,608.95x = 2,058,433.89 × 902,921.91
  4. Step 4: Simplify right side
    1,491,608.95x = 1,858,605,059,567.53
  5. Step 5: Solve for x
    x = 1,858,605,059,567.53/1,491,608.95
  6. Step 6: Final answer
    x = 1,246,040.43

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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.