Home / 3,887,876.97-5,834,418.53-1,613,403.72

Finding the Fourth Proportional to 3,887,876.97, 5,834,418.53 and 1,613,403.72

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Solution

The fourth proportional to 3,887,876.97, 5,834,418.53 and 1,613,403.72 is: 2,421,185.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,876.97 : 5,834,418.53 = 1,613,403.72 : x
  2. Step 2: Convert to fraction form
    3,887,876.97/5,834,418.53 = 1,613,403.72/x
  3. Step 3: Cross multiply
    3,887,876.97x = 5,834,418.53 × 1,613,403.72
  4. Step 4: Simplify right side
    3,887,876.97x = 9,413,272,552,271.91
  5. Step 5: Solve for x
    x = 9,413,272,552,271.91/3,887,876.97
  6. Step 6: Final answer
    x = 2,421,185.81

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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.