Home / 3,542,715.36-4,887,540-2,182,226.40

Finding the Fourth Proportional to 3,542,715.36, 4,887,540 and 2,182,226.40

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Solution

The fourth proportional to 3,542,715.36, 4,887,540 and 2,182,226.40 is: 3,010,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,715.36 : 4,887,540 = 2,182,226.40 : x
  2. Step 2: Convert to fraction form
    3,542,715.36/4,887,540 = 2,182,226.40/x
  3. Step 3: Cross multiply
    3,542,715.36x = 4,887,540 × 2,182,226.40
  4. Step 4: Simplify right side
    3,542,715.36x = 10,665,718,819,056
  5. Step 5: Solve for x
    x = 10,665,718,819,056/3,542,715.36
  6. Step 6: Final answer
    x = 3,010,605.63

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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.