Home / 3,690,715.40-5,536,073.10-3,291,806.60

Finding the Fourth Proportional to 3,690,715.40, 5,536,073.10 and 3,291,806.60

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Solution

The fourth proportional to 3,690,715.40, 5,536,073.10 and 3,291,806.60 is: 4,937,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,715.40 : 5,536,073.10 = 3,291,806.60 : x
  2. Step 2: Convert to fraction form
    3,690,715.40/5,536,073.10 = 3,291,806.60/x
  3. Step 3: Cross multiply
    3,690,715.40x = 5,536,073.10 × 3,291,806.60
  4. Step 4: Simplify right side
    3,690,715.40x = 18,223,681,968,662.46
  5. Step 5: Solve for x
    x = 18,223,681,968,662.46/3,690,715.40
  6. Step 6: Final answer
    x = 4,937,709.90

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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.