Home / 3,240,252.60-4,858,046.10-1,820,743.80

Finding the Fourth Proportional to 3,240,252.60, 4,858,046.10 and 1,820,743.80

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Solution

The fourth proportional to 3,240,252.60, 4,858,046.10 and 1,820,743.80 is: 2,729,804.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,252.60 : 4,858,046.10 = 1,820,743.80 : x
  2. Step 2: Convert to fraction form
    3,240,252.60/4,858,046.10 = 1,820,743.80/x
  3. Step 3: Cross multiply
    3,240,252.60x = 4,858,046.10 × 1,820,743.80
  4. Step 4: Simplify right side
    3,240,252.60x = 8,845,257,316,689.18
  5. Step 5: Solve for x
    x = 8,845,257,316,689.18/3,240,252.60
  6. Step 6: Final answer
    x = 2,729,804.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.