Home / 3,412,998.38-5,117,516.94-1,615,866.68

Finding the Fourth Proportional to 3,412,998.38, 5,117,516.94 and 1,615,866.68

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Solution

The fourth proportional to 3,412,998.38, 5,117,516.94 and 1,615,866.68 is: 2,422,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,998.38 : 5,117,516.94 = 1,615,866.68 : x
  2. Step 2: Convert to fraction form
    3,412,998.38/5,117,516.94 = 1,615,866.68/x
  3. Step 3: Cross multiply
    3,412,998.38x = 5,117,516.94 × 1,615,866.68
  4. Step 4: Simplify right side
    3,412,998.38x = 8,269,225,107,681.56
  5. Step 5: Solve for x
    x = 8,269,225,107,681.56/3,412,998.38
  6. Step 6: Final answer
    x = 2,422,862.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.