Home / 3,918,097.10-5,877,145.65-3,634,661.90

Finding the Fourth Proportional to 3,918,097.10, 5,877,145.65 and 3,634,661.90

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Solution

The fourth proportional to 3,918,097.10, 5,877,145.65 and 3,634,661.90 is: 5,451,992.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,097.10 : 5,877,145.65 = 3,634,661.90 : x
  2. Step 2: Convert to fraction form
    3,918,097.10/5,877,145.65 = 3,634,661.90/x
  3. Step 3: Cross multiply
    3,918,097.10x = 5,877,145.65 × 3,634,661.90
  4. Step 4: Simplify right side
    3,918,097.10x = 21,361,437,374,805.73
  5. Step 5: Solve for x
    x = 21,361,437,374,805.73/3,918,097.10
  6. Step 6: Final answer
    x = 5,451,992.85

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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.