Home / 3,171,853-4,375,165.62-1,881,780.04

Finding the Fourth Proportional to 3,171,853, 4,375,165.62 and 1,881,780.04

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Solution

The fourth proportional to 3,171,853, 4,375,165.62 and 1,881,780.04 is: 2,595,674.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,853 : 4,375,165.62 = 1,881,780.04 : x
  2. Step 2: Convert to fraction form
    3,171,853/4,375,165.62 = 1,881,780.04/x
  3. Step 3: Cross multiply
    3,171,853x = 4,375,165.62 × 1,881,780.04
  4. Step 4: Simplify right side
    3,171,853x = 8,233,099,335,410.23
  5. Step 5: Solve for x
    x = 8,233,099,335,410.23/3,171,853
  6. Step 6: Final answer
    x = 2,595,674.94

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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.