Home / 3,318,538.20-4,974,308.10-1,296,000.60

Finding the Fourth Proportional to 3,318,538.20, 4,974,308.10 and 1,296,000.60

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Solution

The fourth proportional to 3,318,538.20, 4,974,308.10 and 1,296,000.60 is: 1,942,634.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,538.20 : 4,974,308.10 = 1,296,000.60 : x
  2. Step 2: Convert to fraction form
    3,318,538.20/4,974,308.10 = 1,296,000.60/x
  3. Step 3: Cross multiply
    3,318,538.20x = 4,974,308.10 × 1,296,000.60
  4. Step 4: Simplify right side
    3,318,538.20x = 6,446,706,282,184.86
  5. Step 5: Solve for x
    x = 6,446,706,282,184.86/3,318,538.20
  6. Step 6: Final answer
    x = 1,942,634.34

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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.