Home / 3,731,963.28-5,148,133.96-2,568,389.42

Finding the Fourth Proportional to 3,731,963.28, 5,148,133.96 and 2,568,389.42

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Solution

The fourth proportional to 3,731,963.28, 5,148,133.96 and 2,568,389.42 is: 3,543,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731,963.28 : 5,148,133.96 = 2,568,389.42 : x
  2. Step 2: Convert to fraction form
    3,731,963.28/5,148,133.96 = 2,568,389.42/x
  3. Step 3: Cross multiply
    3,731,963.28x = 5,148,133.96 × 2,568,389.42
  4. Step 4: Simplify right side
    3,731,963.28x = 13,222,412,806,871.79
  5. Step 5: Solve for x
    x = 13,222,412,806,871.79/3,731,963.28
  6. Step 6: Final answer
    x = 3,543,017.93

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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.