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Finding the Fourth Proportional to 5,783,805.30, 7,981,652.08 and 3,205,652.52

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Solution

The fourth proportional to 5,783,805.30, 7,981,652.08 and 3,205,652.52 is: 4,423,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783,805.30 : 7,981,652.08 = 3,205,652.52 : x
  2. Step 2: Convert to fraction form
    5,783,805.30/7,981,652.08 = 3,205,652.52/x
  3. Step 3: Cross multiply
    5,783,805.30x = 7,981,652.08 × 3,205,652.52
  4. Step 4: Simplify right side
    5,783,805.30x = 25,586,403,104,015.24
  5. Step 5: Solve for x
    x = 25,586,403,104,015.24/5,783,805.30
  6. Step 6: Final answer
    x = 4,423,800.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.