Home / 2,217,894.49-3,060,112.66-1,299,630.61

Finding the Fourth Proportional to 2,217,894.49, 3,060,112.66 and 1,299,630.61

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Solution

The fourth proportional to 2,217,894.49, 3,060,112.66 and 1,299,630.61 is: 1,793,149.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,894.49 : 3,060,112.66 = 1,299,630.61 : x
  2. Step 2: Convert to fraction form
    2,217,894.49/3,060,112.66 = 1,299,630.61/x
  3. Step 3: Cross multiply
    2,217,894.49x = 3,060,112.66 × 1,299,630.61
  4. Step 4: Simplify right side
    2,217,894.49x = 3,977,016,082,984.52
  5. Step 5: Solve for x
    x = 3,977,016,082,984.52/2,217,894.49
  6. Step 6: Final answer
    x = 1,793,149.36

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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.