Home / 1,273,488.29-1,910,232.43-872,914.67

Finding the Fourth Proportional to 1,273,488.29, 1,910,232.43 and 872,914.67

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Solution

The fourth proportional to 1,273,488.29, 1,910,232.43 and 872,914.67 is: 1,309,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,488.29 : 1,910,232.43 = 872,914.67 : x
  2. Step 2: Convert to fraction form
    1,273,488.29/1,910,232.43 = 872,914.67/x
  3. Step 3: Cross multiply
    1,273,488.29x = 1,910,232.43 × 872,914.67
  4. Step 4: Simplify right side
    1,273,488.29x = 1,667,469,899,523.30
  5. Step 5: Solve for x
    x = 1,667,469,899,523.30/1,273,488.29
  6. Step 6: Final answer
    x = 1,309,372.00

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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.