Home / 3,997,970.24-5,517,329.28-2,187,134.24

Finding the Fourth Proportional to 3,997,970.24, 5,517,329.28 and 2,187,134.24

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Solution

The fourth proportional to 3,997,970.24, 5,517,329.28 and 2,187,134.24 is: 3,018,316.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,970.24 : 5,517,329.28 = 2,187,134.24 : x
  2. Step 2: Convert to fraction form
    3,997,970.24/5,517,329.28 = 2,187,134.24/x
  3. Step 3: Cross multiply
    3,997,970.24x = 5,517,329.28 × 2,187,134.24
  4. Step 4: Simplify right side
    3,997,970.24x = 12,067,139,781,642.55
  5. Step 5: Solve for x
    x = 12,067,139,781,642.55/3,997,970.24
  6. Step 6: Final answer
    x = 3,018,316.56

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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.