Home / 2,711,965.95-4,043,988.39-2,687,624.64

Finding the Fourth Proportional to 2,711,965.95, 4,043,988.39 and 2,687,624.64

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Solution

The fourth proportional to 2,711,965.95, 4,043,988.39 and 2,687,624.64 is: 4,007,691.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,965.95 : 4,043,988.39 = 2,687,624.64 : x
  2. Step 2: Convert to fraction form
    2,711,965.95/4,043,988.39 = 2,687,624.64/x
  3. Step 3: Cross multiply
    2,711,965.95x = 4,043,988.39 × 2,687,624.64
  4. Step 4: Simplify right side
    2,711,965.95x = 10,868,722,830,727.96
  5. Step 5: Solve for x
    x = 10,868,722,830,727.96/2,711,965.95
  6. Step 6: Final answer
    x = 4,007,691.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.