Home / 2,126,149.48-2,934,335.46-1,208,516.41

Finding the Fourth Proportional to 2,126,149.48, 2,934,335.46 and 1,208,516.41

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Solution

The fourth proportional to 2,126,149.48, 2,934,335.46 and 1,208,516.41 is: 1,667,894.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,149.48 : 2,934,335.46 = 1,208,516.41 : x
  2. Step 2: Convert to fraction form
    2,126,149.48/2,934,335.46 = 1,208,516.41/x
  3. Step 3: Cross multiply
    2,126,149.48x = 2,934,335.46 × 1,208,516.41
  4. Step 4: Simplify right side
    2,126,149.48x = 3,546,192,555,854.90
  5. Step 5: Solve for x
    x = 3,546,192,555,854.90/2,126,149.48
  6. Step 6: Final answer
    x = 1,667,894.28

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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.