Home / 2,926,178.26-4,389,641.30-1,129,575.78

Finding the Fourth Proportional to 2,926,178.26, 4,389,641.30 and 1,129,575.78

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Solution

The fourth proportional to 2,926,178.26, 4,389,641.30 and 1,129,575.78 is: 1,694,508.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926,178.26 : 4,389,641.30 = 1,129,575.78 : x
  2. Step 2: Convert to fraction form
    2,926,178.26/4,389,641.30 = 1,129,575.78/x
  3. Step 3: Cross multiply
    2,926,178.26x = 4,389,641.30 × 1,129,575.78
  4. Step 4: Simplify right side
    2,926,178.26x = 4,958,432,498,191.65
  5. Step 5: Solve for x
    x = 4,958,432,498,191.65/2,926,178.26
  6. Step 6: Final answer
    x = 1,694,508.01

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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.