Home / 2,269,837.40-3,132,396.90-1,251,278.60

Finding the Fourth Proportional to 2,269,837.40, 3,132,396.90 and 1,251,278.60

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Solution

The fourth proportional to 2,269,837.40, 3,132,396.90 and 1,251,278.60 is: 1,726,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,837.40 : 3,132,396.90 = 1,251,278.60 : x
  2. Step 2: Convert to fraction form
    2,269,837.40/3,132,396.90 = 1,251,278.60/x
  3. Step 3: Cross multiply
    2,269,837.40x = 3,132,396.90 × 1,251,278.60
  4. Step 4: Simplify right side
    2,269,837.40x = 3,919,501,207,676.34
  5. Step 5: Solve for x
    x = 3,919,501,207,676.34/2,269,837.40
  6. Step 6: Final answer
    x = 1,726,776.20

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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.