Home / 2,558,915.85-3,531,909.62-1,471,815.56

Finding the Fourth Proportional to 2,558,915.85, 3,531,909.62 and 1,471,815.56

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Solution

The fourth proportional to 2,558,915.85, 3,531,909.62 and 1,471,815.56 is: 2,031,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,915.85 : 3,531,909.62 = 1,471,815.56 : x
  2. Step 2: Convert to fraction form
    2,558,915.85/3,531,909.62 = 1,471,815.56/x
  3. Step 3: Cross multiply
    2,558,915.85x = 3,531,909.62 × 1,471,815.56
  4. Step 4: Simplify right side
    2,558,915.85x = 5,198,319,547,739
  5. Step 5: Solve for x
    x = 5,198,319,547,739/2,558,915.85
  6. Step 6: Final answer
    x = 2,031,453.88

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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.