Home / 2,012,149.80-3,017,187.90-749,327.40

Finding the Fourth Proportional to 2,012,149.80, 3,017,187.90 and 749,327.40

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Solution

The fourth proportional to 2,012,149.80, 3,017,187.90 and 749,327.40 is: 1,123,604.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,149.80 : 3,017,187.90 = 749,327.40 : x
  2. Step 2: Convert to fraction form
    2,012,149.80/3,017,187.90 = 749,327.40/x
  3. Step 3: Cross multiply
    2,012,149.80x = 3,017,187.90 × 749,327.40
  4. Step 4: Simplify right side
    2,012,149.80x = 2,260,861,564,418.46
  5. Step 5: Solve for x
    x = 2,260,861,564,418.46/2,012,149.80
  6. Step 6: Final answer
    x = 1,123,604.99

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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.