Home / 2,217,597.12-3,326,447.52-721,805.76

Finding the Fourth Proportional to 2,217,597.12, 3,326,447.52 and 721,805.76

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Solution

The fourth proportional to 2,217,597.12, 3,326,447.52 and 721,805.76 is: 1,082,725.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,597.12 : 3,326,447.52 = 721,805.76 : x
  2. Step 2: Convert to fraction form
    2,217,597.12/3,326,447.52 = 721,805.76/x
  3. Step 3: Cross multiply
    2,217,597.12x = 3,326,447.52 × 721,805.76
  4. Step 4: Simplify right side
    2,217,597.12x = 2,401,048,980,273.72
  5. Step 5: Solve for x
    x = 2,401,048,980,273.72/2,217,597.12
  6. Step 6: Final answer
    x = 1,082,725.51

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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.