Home / 2,856,432.80-3,941,949.81-1,567,272.85

Finding the Fourth Proportional to 2,856,432.80, 3,941,949.81 and 1,567,272.85

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Solution

The fourth proportional to 2,856,432.80, 3,941,949.81 and 1,567,272.85 is: 2,162,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,432.80 : 3,941,949.81 = 1,567,272.85 : x
  2. Step 2: Convert to fraction form
    2,856,432.80/3,941,949.81 = 1,567,272.85/x
  3. Step 3: Cross multiply
    2,856,432.80x = 3,941,949.81 × 1,567,272.85
  4. Step 4: Simplify right side
    2,856,432.80x = 6,178,110,909,298.06
  5. Step 5: Solve for x
    x = 6,178,110,909,298.06/2,856,432.80
  6. Step 6: Final answer
    x = 2,162,876.33

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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.