Home / 2,491,264.80-3,437,945.36-1,345,345.10

Finding the Fourth Proportional to 2,491,264.80, 3,437,945.36 and 1,345,345.10

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Solution

The fourth proportional to 2,491,264.80, 3,437,945.36 and 1,345,345.10 is: 1,856,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,264.80 : 3,437,945.36 = 1,345,345.10 : x
  2. Step 2: Convert to fraction form
    2,491,264.80/3,437,945.36 = 1,345,345.10/x
  3. Step 3: Cross multiply
    2,491,264.80x = 3,437,945.36 × 1,345,345.10
  4. Step 4: Simplify right side
    2,491,264.80x = 4,625,222,944,143.74
  5. Step 5: Solve for x
    x = 4,625,222,944,143.74/2,491,264.80
  6. Step 6: Final answer
    x = 1,856,576.20

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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.