Home / 2,690,876.82-4,034,029.05-1,252,395.64

Finding the Fourth Proportional to 2,690,876.82, 4,034,029.05 and 1,252,395.64

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Solution

The fourth proportional to 2,690,876.82, 4,034,029.05 and 1,252,395.64 is: 1,877,529.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,876.82 : 4,034,029.05 = 1,252,395.64 : x
  2. Step 2: Convert to fraction form
    2,690,876.82/4,034,029.05 = 1,252,395.64/x
  3. Step 3: Cross multiply
    2,690,876.82x = 4,034,029.05 × 1,252,395.64
  4. Step 4: Simplify right side
    2,690,876.82x = 5,052,200,393,853.34
  5. Step 5: Solve for x
    x = 5,052,200,393,853.34/2,690,876.82
  6. Step 6: Final answer
    x = 1,877,529.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.