Home / 1,230,301.44-1,845,452.97-420,691.83

Finding the Fourth Proportional to 1,230,301.44, 1,845,452.97 and 420,691.83

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Solution

The fourth proportional to 1,230,301.44, 1,845,452.97 and 420,691.83 is: 631,038.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,301.44 : 1,845,452.97 = 420,691.83 : x
  2. Step 2: Convert to fraction form
    1,230,301.44/1,845,452.97 = 420,691.83/x
  3. Step 3: Cross multiply
    1,230,301.44x = 1,845,452.97 × 420,691.83
  4. Step 4: Simplify right side
    1,230,301.44x = 776,366,980,207.79
  5. Step 5: Solve for x
    x = 776,366,980,207.79/1,230,301.44
  6. Step 6: Final answer
    x = 631,038.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.