Home / 2,731,808.30-3,769,909.70-1,508,091.48

Finding the Fourth Proportional to 2,731,808.30, 3,769,909.70 and 1,508,091.48

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Solution

The fourth proportional to 2,731,808.30, 3,769,909.70 and 1,508,091.48 is: 2,081,174.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,808.30 : 3,769,909.70 = 1,508,091.48 : x
  2. Step 2: Convert to fraction form
    2,731,808.30/3,769,909.70 = 1,508,091.48/x
  3. Step 3: Cross multiply
    2,731,808.30x = 3,769,909.70 × 1,508,091.48
  4. Step 4: Simplify right side
    2,731,808.30x = 5,685,368,691,398.90
  5. Step 5: Solve for x
    x = 5,685,368,691,398.90/2,731,808.30
  6. Step 6: Final answer
    x = 2,081,174.11

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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.