Home / 846,947.46-1,269,299.82-621,251.12

Finding the Fourth Proportional to 846,947.46, 1,269,299.82 and 621,251.12

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Solution

The fourth proportional to 846,947.46, 1,269,299.82 and 621,251.12 is: 931,054.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,947.46 : 1,269,299.82 = 621,251.12 : x
  2. Step 2: Convert to fraction form
    846,947.46/1,269,299.82 = 621,251.12/x
  3. Step 3: Cross multiply
    846,947.46x = 1,269,299.82 × 621,251.12
  4. Step 4: Simplify right side
    846,947.46x = 788,553,934,790.80
  5. Step 5: Solve for x
    x = 788,553,934,790.80/846,947.46
  6. Step 6: Final answer
    x = 931,054.14

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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.