Home / 3,165,537.50-4,368,445.60-1,715,231.78

Finding the Fourth Proportional to 3,165,537.50, 4,368,445.60 and 1,715,231.78

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Solution

The fourth proportional to 3,165,537.50, 4,368,445.60 and 1,715,231.78 is: 2,367,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,537.50 : 4,368,445.60 = 1,715,231.78 : x
  2. Step 2: Convert to fraction form
    3,165,537.50/4,368,445.60 = 1,715,231.78/x
  3. Step 3: Cross multiply
    3,165,537.50x = 4,368,445.60 × 1,715,231.78
  4. Step 4: Simplify right side
    3,165,537.50x = 7,492,896,722,321.17
  5. Step 5: Solve for x
    x = 7,492,896,722,321.17/3,165,537.50
  6. Step 6: Final answer
    x = 2,367,021.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.