Home / 2,311,667.81-3,187,490.99-1,729,023.70

Finding the Fourth Proportional to 2,311,667.81, 3,187,490.99 and 1,729,023.70

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Solution

The fourth proportional to 2,311,667.81, 3,187,490.99 and 1,729,023.70 is: 2,384,100.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,667.81 : 3,187,490.99 = 1,729,023.70 : x
  2. Step 2: Convert to fraction form
    2,311,667.81/3,187,490.99 = 1,729,023.70/x
  3. Step 3: Cross multiply
    2,311,667.81x = 3,187,490.99 × 1,729,023.70
  4. Step 4: Simplify right side
    2,311,667.81x = 5,511,247,465,246.46
  5. Step 5: Solve for x
    x = 5,511,247,465,246.46/2,311,667.81
  6. Step 6: Final answer
    x = 2,384,100.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.