Home / 3,450,861.20-5,176,243.20-1,557,599.60

Finding the Fourth Proportional to 3,450,861.20, 5,176,243.20 and 1,557,599.60

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Solution

The fourth proportional to 3,450,861.20, 5,176,243.20 and 1,557,599.60 is: 2,336,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,861.20 : 5,176,243.20 = 1,557,599.60 : x
  2. Step 2: Convert to fraction form
    3,450,861.20/5,176,243.20 = 1,557,599.60/x
  3. Step 3: Cross multiply
    3,450,861.20x = 5,176,243.20 × 1,557,599.60
  4. Step 4: Simplify right side
    3,450,861.20x = 8,062,514,337,822.72
  5. Step 5: Solve for x
    x = 8,062,514,337,822.72/3,450,861.20
  6. Step 6: Final answer
    x = 2,336,377.46

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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.