Home / 2,298,940.08-3,172,537.38-1,280,344.80

Finding the Fourth Proportional to 2,298,940.08, 3,172,537.38 and 1,280,344.80

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Solution

The fourth proportional to 2,298,940.08, 3,172,537.38 and 1,280,344.80 is: 1,766,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298,940.08 : 3,172,537.38 = 1,280,344.80 : x
  2. Step 2: Convert to fraction form
    2,298,940.08/3,172,537.38 = 1,280,344.80/x
  3. Step 3: Cross multiply
    2,298,940.08x = 3,172,537.38 × 1,280,344.80
  4. Step 4: Simplify right side
    2,298,940.08x = 4,061,941,737,288.62
  5. Step 5: Solve for x
    x = 4,061,941,737,288.62/2,298,940.08
  6. Step 6: Final answer
    x = 1,766,875.86

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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.