Home / 2,298,879.56-3,172,552.20-1,280,284.30

Finding the Fourth Proportional to 2,298,879.56, 3,172,552.20 and 1,280,284.30

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Solution

The fourth proportional to 2,298,879.56, 3,172,552.20 and 1,280,284.30 is: 1,766,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298,879.56 : 3,172,552.20 = 1,280,284.30 : x
  2. Step 2: Convert to fraction form
    2,298,879.56/3,172,552.20 = 1,280,284.30/x
  3. Step 3: Cross multiply
    2,298,879.56x = 3,172,552.20 × 1,280,284.30
  4. Step 4: Simplify right side
    2,298,879.56x = 4,061,768,772,590.46
  5. Step 5: Solve for x
    x = 4,061,768,772,590.46/2,298,879.56
  6. Step 6: Final answer
    x = 1,766,847.14

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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.