Home / 2,126,382.33-3,188,290.76-847,187

Finding the Fourth Proportional to 2,126,382.33, 3,188,290.76 and 847,187

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Solution

The fourth proportional to 2,126,382.33, 3,188,290.76 and 847,187 is: 1,270,269.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,382.33 : 3,188,290.76 = 847,187 : x
  2. Step 2: Convert to fraction form
    2,126,382.33/3,188,290.76 = 847,187/x
  3. Step 3: Cross multiply
    2,126,382.33x = 3,188,290.76 × 847,187
  4. Step 4: Simplify right side
    2,126,382.33x = 2,701,078,484,092.12
  5. Step 5: Solve for x
    x = 2,701,078,484,092.12/2,126,382.33
  6. Step 6: Final answer
    x = 1,270,269.44

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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.