Home / 1,166,469.60-1,749,704.40-418,418.40

Finding the Fourth Proportional to 1,166,469.60, 1,749,704.40 and 418,418.40

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Solution

The fourth proportional to 1,166,469.60, 1,749,704.40 and 418,418.40 is: 627,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,469.60 : 1,749,704.40 = 418,418.40 : x
  2. Step 2: Convert to fraction form
    1,166,469.60/1,749,704.40 = 418,418.40/x
  3. Step 3: Cross multiply
    1,166,469.60x = 1,749,704.40 × 418,418.40
  4. Step 4: Simplify right side
    1,166,469.60x = 732,108,515,520.96
  5. Step 5: Solve for x
    x = 732,108,515,520.96/1,166,469.60
  6. Step 6: Final answer
    x = 627,627.60

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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.