Home / 3,952,016.86-5,452,113.26-2,645,689.78

Finding the Fourth Proportional to 3,952,016.86, 5,452,113.26 and 2,645,689.78

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Solution

The fourth proportional to 3,952,016.86, 5,452,113.26 and 2,645,689.78 is: 3,649,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952,016.86 : 5,452,113.26 = 2,645,689.78 : x
  2. Step 2: Convert to fraction form
    3,952,016.86/5,452,113.26 = 2,645,689.78/x
  3. Step 3: Cross multiply
    3,952,016.86x = 5,452,113.26 × 2,645,689.78
  4. Step 4: Simplify right side
    3,952,016.86x = 14,424,600,290,895.47
  5. Step 5: Solve for x
    x = 14,424,600,290,895.47/3,952,016.86
  6. Step 6: Final answer
    x = 3,649,933.90

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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.