Home / 3,690,031.10-5,531,110.05-1,414,676.30

Finding the Fourth Proportional to 3,690,031.10, 5,531,110.05 and 1,414,676.30

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Solution

The fourth proportional to 3,690,031.10, 5,531,110.05 and 1,414,676.30 is: 2,120,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,031.10 : 5,531,110.05 = 1,414,676.30 : x
  2. Step 2: Convert to fraction form
    3,690,031.10/5,531,110.05 = 1,414,676.30/x
  3. Step 3: Cross multiply
    3,690,031.10x = 5,531,110.05 × 1,414,676.30
  4. Step 4: Simplify right side
    3,690,031.10x = 7,824,730,300,426.82
  5. Step 5: Solve for x
    x = 7,824,730,300,426.82/3,690,031.10
  6. Step 6: Final answer
    x = 2,120,505.24

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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.