Home / 3,532,238.80-5,299,148.30-1,288,376.80

Finding the Fourth Proportional to 3,532,238.80, 5,299,148.30 and 1,288,376.80

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Solution

The fourth proportional to 3,532,238.80, 5,299,148.30 and 1,288,376.80 is: 1,932,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,238.80 : 5,299,148.30 = 1,288,376.80 : x
  2. Step 2: Convert to fraction form
    3,532,238.80/5,299,148.30 = 1,288,376.80/x
  3. Step 3: Cross multiply
    3,532,238.80x = 5,299,148.30 × 1,288,376.80
  4. Step 4: Simplify right side
    3,532,238.80x = 6,827,299,729,479.44
  5. Step 5: Solve for x
    x = 6,827,299,729,479.44/3,532,238.80
  6. Step 6: Final answer
    x = 1,932,853.39

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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.