Home / 3,489,244.80-5,234,212.80-1,214,419.20

Finding the Fourth Proportional to 3,489,244.80, 5,234,212.80 and 1,214,419.20

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Solution

The fourth proportional to 3,489,244.80, 5,234,212.80 and 1,214,419.20 is: 1,821,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,244.80 : 5,234,212.80 = 1,214,419.20 : x
  2. Step 2: Convert to fraction form
    3,489,244.80/5,234,212.80 = 1,214,419.20/x
  3. Step 3: Cross multiply
    3,489,244.80x = 5,234,212.80 × 1,214,419.20
  4. Step 4: Simplify right side
    3,489,244.80x = 6,356,528,521,205.76
  5. Step 5: Solve for x
    x = 6,356,528,521,205.76/3,489,244.80
  6. Step 6: Final answer
    x = 1,821,749.08

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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.