Home / 3,171,858-4,375,172.52-1,881,785.04

Finding the Fourth Proportional to 3,171,858, 4,375,172.52 and 1,881,785.04

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Solution

The fourth proportional to 3,171,858, 4,375,172.52 and 1,881,785.04 is: 2,595,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,858 : 4,375,172.52 = 1,881,785.04 : x
  2. Step 2: Convert to fraction form
    3,171,858/4,375,172.52 = 1,881,785.04/x
  3. Step 3: Cross multiply
    3,171,858x = 4,375,172.52 × 1,881,785.04
  4. Step 4: Simplify right side
    3,171,858x = 8,233,134,195,555.10
  5. Step 5: Solve for x
    x = 8,233,134,195,555.10/3,171,858
  6. Step 6: Final answer
    x = 2,595,681.84

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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.