Home / 2,802,711.85-3,867,742.32-1,513,552.20

Finding the Fourth Proportional to 2,802,711.85, 3,867,742.32 and 1,513,552.20

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Solution

The fourth proportional to 2,802,711.85, 3,867,742.32 and 1,513,552.20 is: 2,088,702.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,711.85 : 3,867,742.32 = 1,513,552.20 : x
  2. Step 2: Convert to fraction form
    2,802,711.85/3,867,742.32 = 1,513,552.20/x
  3. Step 3: Cross multiply
    2,802,711.85x = 3,867,742.32 × 1,513,552.20
  4. Step 4: Simplify right side
    2,802,711.85x = 5,854,029,891,793.28
  5. Step 5: Solve for x
    x = 5,854,029,891,793.28/2,802,711.85
  6. Step 6: Final answer
    x = 2,088,702.02

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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.