Home / 2,657,424.60-3,986,136.90-2,641,678.20

Finding the Fourth Proportional to 2,657,424.60, 3,986,136.90 and 2,641,678.20

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Solution

The fourth proportional to 2,657,424.60, 3,986,136.90 and 2,641,678.20 is: 3,962,517.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,424.60 : 3,986,136.90 = 2,641,678.20 : x
  2. Step 2: Convert to fraction form
    2,657,424.60/3,986,136.90 = 2,641,678.20/x
  3. Step 3: Cross multiply
    2,657,424.60x = 3,986,136.90 × 2,641,678.20
  4. Step 4: Simplify right side
    2,657,424.60x = 10,530,090,950,945.58
  5. Step 5: Solve for x
    x = 10,530,090,950,945.58/2,657,424.60
  6. Step 6: Final answer
    x = 3,962,517.30

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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.