Home / 3,876,825.24-5,349,930.93-2,427,320.52

Finding the Fourth Proportional to 3,876,825.24, 5,349,930.93 and 2,427,320.52

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Solution

The fourth proportional to 3,876,825.24, 5,349,930.93 and 2,427,320.52 is: 3,349,647.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,825.24 : 5,349,930.93 = 2,427,320.52 : x
  2. Step 2: Convert to fraction form
    3,876,825.24/5,349,930.93 = 2,427,320.52/x
  3. Step 3: Cross multiply
    3,876,825.24x = 5,349,930.93 × 2,427,320.52
  4. Step 4: Simplify right side
    3,876,825.24x = 12,985,997,126,971.68
  5. Step 5: Solve for x
    x = 12,985,997,126,971.68/3,876,825.24
  6. Step 6: Final answer
    x = 3,349,647.28

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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.