Home / 3,628,278.40-5,007,061.68-2,079,506.56

Finding the Fourth Proportional to 3,628,278.40, 5,007,061.68 and 2,079,506.56

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Solution

The fourth proportional to 3,628,278.40, 5,007,061.68 and 2,079,506.56 is: 2,869,740.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,278.40 : 5,007,061.68 = 2,079,506.56 : x
  2. Step 2: Convert to fraction form
    3,628,278.40/5,007,061.68 = 2,079,506.56/x
  3. Step 3: Cross multiply
    3,628,278.40x = 5,007,061.68 × 2,079,506.56
  4. Step 4: Simplify right side
    3,628,278.40x = 10,412,217,609,884.62
  5. Step 5: Solve for x
    x = 10,412,217,609,884.62/3,628,278.40
  6. Step 6: Final answer
    x = 2,869,740.54

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1.5x scale

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.