Home / 3,421,168.80-5,132,893.20-1,146,918

Finding the Fourth Proportional to 3,421,168.80, 5,132,893.20 and 1,146,918

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Solution

The fourth proportional to 3,421,168.80, 5,132,893.20 and 1,146,918 is: 1,720,759.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,168.80 : 5,132,893.20 = 1,146,918 : x
  2. Step 2: Convert to fraction form
    3,421,168.80/5,132,893.20 = 1,146,918/x
  3. Step 3: Cross multiply
    3,421,168.80x = 5,132,893.20 × 1,146,918
  4. Step 4: Simplify right side
    3,421,168.80x = 5,887,007,603,157.60
  5. Step 5: Solve for x
    x = 5,887,007,603,157.60/3,421,168.80
  6. Step 6: Final answer
    x = 1,720,759.18

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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.