Home / 3,284,843.20-4,927,264.80-1,515,371.20

Finding the Fourth Proportional to 3,284,843.20, 4,927,264.80 and 1,515,371.20

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Solution

The fourth proportional to 3,284,843.20, 4,927,264.80 and 1,515,371.20 is: 2,273,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284,843.20 : 4,927,264.80 = 1,515,371.20 : x
  2. Step 2: Convert to fraction form
    3,284,843.20/4,927,264.80 = 1,515,371.20/x
  3. Step 3: Cross multiply
    3,284,843.20x = 4,927,264.80 × 1,515,371.20
  4. Step 4: Simplify right side
    3,284,843.20x = 7,466,635,172,693.76
  5. Step 5: Solve for x
    x = 7,466,635,172,693.76/3,284,843.20
  6. Step 6: Final answer
    x = 2,273,056.80

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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.