Home / 4,499,399.60-6,749,691.40-1,661,505.20

Finding the Fourth Proportional to 4,499,399.60, 6,749,691.40 and 1,661,505.20

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Solution

The fourth proportional to 4,499,399.60, 6,749,691.40 and 1,661,505.20 is: 2,492,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499,399.60 : 6,749,691.40 = 1,661,505.20 : x
  2. Step 2: Convert to fraction form
    4,499,399.60/6,749,691.40 = 1,661,505.20/x
  3. Step 3: Cross multiply
    4,499,399.60x = 6,749,691.40 × 1,661,505.20
  4. Step 4: Simplify right side
    4,499,399.60x = 11,214,647,359,495.28
  5. Step 5: Solve for x
    x = 11,214,647,359,495.28/4,499,399.60
  6. Step 6: Final answer
    x = 2,492,476.41

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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.