Home / 2,015,327.94-2,781,269.55-1,517,721.22

Finding the Fourth Proportional to 2,015,327.94, 2,781,269.55 and 1,517,721.22

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Solution

The fourth proportional to 2,015,327.94, 2,781,269.55 and 1,517,721.22 is: 2,094,543.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,327.94 : 2,781,269.55 = 1,517,721.22 : x
  2. Step 2: Convert to fraction form
    2,015,327.94/2,781,269.55 = 1,517,721.22/x
  3. Step 3: Cross multiply
    2,015,327.94x = 2,781,269.55 × 1,517,721.22
  4. Step 4: Simplify right side
    2,015,327.94x = 4,221,191,793,079.90
  5. Step 5: Solve for x
    x = 4,221,191,793,079.90/2,015,327.94
  6. Step 6: Final answer
    x = 2,094,543.38

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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.