Home / 2,158,179.70-3,237,269.55-738,022.90

Finding the Fourth Proportional to 2,158,179.70, 3,237,269.55 and 738,022.90

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Solution

The fourth proportional to 2,158,179.70, 3,237,269.55 and 738,022.90 is: 1,107,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,179.70 : 3,237,269.55 = 738,022.90 : x
  2. Step 2: Convert to fraction form
    2,158,179.70/3,237,269.55 = 738,022.90/x
  3. Step 3: Cross multiply
    2,158,179.70x = 3,237,269.55 × 738,022.90
  4. Step 4: Simplify right side
    2,158,179.70x = 2,389,179,061,372.69
  5. Step 5: Solve for x
    x = 2,389,179,061,372.69/2,158,179.70
  6. Step 6: Final answer
    x = 1,107,034.35

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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.