Home / 3,556,811.76-4,908,867.48-2,028,568.56

Finding the Fourth Proportional to 3,556,811.76, 4,908,867.48 and 2,028,568.56

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Solution

The fourth proportional to 3,556,811.76, 4,908,867.48 and 2,028,568.56 is: 2,799,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,811.76 : 4,908,867.48 = 2,028,568.56 : x
  2. Step 2: Convert to fraction form
    3,556,811.76/4,908,867.48 = 2,028,568.56/x
  3. Step 3: Cross multiply
    3,556,811.76x = 4,908,867.48 × 2,028,568.56
  4. Step 4: Simplify right side
    3,556,811.76x = 9,957,974,235,134.43
  5. Step 5: Solve for x
    x = 9,957,974,235,134.43/3,556,811.76
  6. Step 6: Final answer
    x = 2,799,691.10

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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.