Home / 3,674,648.08-5,071,016.10-2,126,120.86

Finding the Fourth Proportional to 3,674,648.08, 5,071,016.10 and 2,126,120.86

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Solution

The fourth proportional to 3,674,648.08, 5,071,016.10 and 2,126,120.86 is: 2,934,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,648.08 : 5,071,016.10 = 2,126,120.86 : x
  2. Step 2: Convert to fraction form
    3,674,648.08/5,071,016.10 = 2,126,120.86/x
  3. Step 3: Cross multiply
    3,674,648.08x = 5,071,016.10 × 2,126,120.86
  4. Step 4: Simplify right side
    3,674,648.08x = 10,781,593,111,605.84
  5. Step 5: Solve for x
    x = 10,781,593,111,605.84/3,674,648.08
  6. Step 6: Final answer
    x = 2,934,047.80

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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.