Home / 3,149,116.70-4,720,449.45-1,549,219.10

Finding the Fourth Proportional to 3,149,116.70, 4,720,449.45 and 1,549,219.10

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Solution

The fourth proportional to 3,149,116.70, 4,720,449.45 and 1,549,219.10 is: 2,322,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,116.70 : 4,720,449.45 = 1,549,219.10 : x
  2. Step 2: Convert to fraction form
    3,149,116.70/4,720,449.45 = 1,549,219.10/x
  3. Step 3: Cross multiply
    3,149,116.70x = 4,720,449.45 × 1,549,219.10
  4. Step 4: Simplify right side
    3,149,116.70x = 7,313,010,448,524.50
  5. Step 5: Solve for x
    x = 7,313,010,448,524.50/3,149,116.70
  6. Step 6: Final answer
    x = 2,322,241.80

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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.