Home / 2,678,516.80-4,017,314.40-994,753.60

Finding the Fourth Proportional to 2,678,516.80, 4,017,314.40 and 994,753.60

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Solution

The fourth proportional to 2,678,516.80, 4,017,314.40 and 994,753.60 is: 1,491,959.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,516.80 : 4,017,314.40 = 994,753.60 : x
  2. Step 2: Convert to fraction form
    2,678,516.80/4,017,314.40 = 994,753.60/x
  3. Step 3: Cross multiply
    2,678,516.80x = 4,017,314.40 × 994,753.60
  4. Step 4: Simplify right side
    2,678,516.80x = 3,996,237,961,731.84
  5. Step 5: Solve for x
    x = 3,996,237,961,731.84/2,678,516.80
  6. Step 6: Final answer
    x = 1,491,959.27

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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.