Home / 2,298,889.02-3,172,565.26-1,280,293.78

Finding the Fourth Proportional to 2,298,889.02, 3,172,565.26 and 1,280,293.78

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Solution

The fourth proportional to 2,298,889.02, 3,172,565.26 and 1,280,293.78 is: 1,766,860.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298,889.02 : 3,172,565.26 = 1,280,293.78 : x
  2. Step 2: Convert to fraction form
    2,298,889.02/3,172,565.26 = 1,280,293.78/x
  3. Step 3: Cross multiply
    2,298,889.02x = 3,172,565.26 × 1,280,293.78
  4. Step 4: Simplify right side
    2,298,889.02x = 4,061,815,569,022.08
  5. Step 5: Solve for x
    x = 4,061,815,569,022.08/2,298,889.02
  6. Step 6: Final answer
    x = 1,766,860.22

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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.