Home / 3,217,793.70-4,829,412.15-1,325,892.90

Finding the Fourth Proportional to 3,217,793.70, 4,829,412.15 and 1,325,892.90

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Solution

The fourth proportional to 3,217,793.70, 4,829,412.15 and 1,325,892.90 is: 1,989,960.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,793.70 : 4,829,412.15 = 1,325,892.90 : x
  2. Step 2: Convert to fraction form
    3,217,793.70/4,829,412.15 = 1,325,892.90/x
  3. Step 3: Cross multiply
    3,217,793.70x = 4,829,412.15 × 1,325,892.90
  4. Step 4: Simplify right side
    3,217,793.70x = 6,403,283,280,858.74
  5. Step 5: Solve for x
    x = 6,403,283,280,858.74/3,217,793.70
  6. Step 6: Final answer
    x = 1,989,960.79

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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.