Home / 2,187,332.60-3,280,998.90-1,192,004.60

Finding the Fourth Proportional to 2,187,332.60, 3,280,998.90 and 1,192,004.60

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Solution

The fourth proportional to 2,187,332.60, 3,280,998.90 and 1,192,004.60 is: 1,788,006.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,332.60 : 3,280,998.90 = 1,192,004.60 : x
  2. Step 2: Convert to fraction form
    2,187,332.60/3,280,998.90 = 1,192,004.60/x
  3. Step 3: Cross multiply
    2,187,332.60x = 3,280,998.90 × 1,192,004.60
  4. Step 4: Simplify right side
    2,187,332.60x = 3,910,965,781,394.94
  5. Step 5: Solve for x
    x = 3,910,965,781,394.94/2,187,332.60
  6. Step 6: Final answer
    x = 1,788,006.90

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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.