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Finding the Fourth Proportional to 2,822,889.48, 4,234,496.48 and 800,975.17

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Solution

The fourth proportional to 2,822,889.48, 4,234,496.48 and 800,975.17 is: 1,201,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822,889.48 : 4,234,496.48 = 800,975.17 : x
  2. Step 2: Convert to fraction form
    2,822,889.48/4,234,496.48 = 800,975.17/x
  3. Step 3: Cross multiply
    2,822,889.48x = 4,234,496.48 × 800,975.17
  4. Step 4: Simplify right side
    2,822,889.48x = 3,391,726,537,932.40
  5. Step 5: Solve for x
    x = 3,391,726,537,932.40/2,822,889.48
  6. Step 6: Final answer
    x = 1,201,508.80

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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.