Home / 3,214,419.12-4,821,628.68-1,526,405.04

Finding the Fourth Proportional to 3,214,419.12, 4,821,628.68 and 1,526,405.04

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Solution

The fourth proportional to 3,214,419.12, 4,821,628.68 and 1,526,405.04 is: 2,289,607.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,419.12 : 4,821,628.68 = 1,526,405.04 : x
  2. Step 2: Convert to fraction form
    3,214,419.12/4,821,628.68 = 1,526,405.04/x
  3. Step 3: Cross multiply
    3,214,419.12x = 4,821,628.68 × 1,526,405.04
  4. Step 4: Simplify right side
    3,214,419.12x = 7,359,758,318,160.55
  5. Step 5: Solve for x
    x = 7,359,758,318,160.55/3,214,419.12
  6. Step 6: Final answer
    x = 2,289,607.56

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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.