Home / 3,980,031.65-5,958,148.57-2,438,169.92

Finding the Fourth Proportional to 3,980,031.65, 5,958,148.57 and 2,438,169.92

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Solution

The fourth proportional to 3,980,031.65, 5,958,148.57 and 2,438,169.92 is: 3,649,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,031.65 : 5,958,148.57 = 2,438,169.92 : x
  2. Step 2: Convert to fraction form
    3,980,031.65/5,958,148.57 = 2,438,169.92/x
  3. Step 3: Cross multiply
    3,980,031.65x = 5,958,148.57 × 2,438,169.92
  4. Step 4: Simplify right side
    3,980,031.65x = 14,526,978,586,378.85
  5. Step 5: Solve for x
    x = 14,526,978,586,378.85/3,980,031.65
  6. Step 6: Final answer
    x = 3,649,965.60

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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.