Home / 2,491,291.18-3,437,981.80-1,345,371.42

Finding the Fourth Proportional to 2,491,291.18, 3,437,981.80 and 1,345,371.42

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Solution

The fourth proportional to 2,491,291.18, 3,437,981.80 and 1,345,371.42 is: 1,856,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,291.18 : 3,437,981.80 = 1,345,371.42 : x
  2. Step 2: Convert to fraction form
    2,491,291.18/3,437,981.80 = 1,345,371.42/x
  3. Step 3: Cross multiply
    2,491,291.18x = 3,437,981.80 × 1,345,371.42
  4. Step 4: Simplify right side
    2,491,291.18x = 4,625,362,456,200.16
  5. Step 5: Solve for x
    x = 4,625,362,456,200.16/2,491,291.18
  6. Step 6: Final answer
    x = 1,856,612.55

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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.