Home / 1,217,641.44-1,826,474.49-543,757.08

Finding the Fourth Proportional to 1,217,641.44, 1,826,474.49 and 543,757.08

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Solution

The fourth proportional to 1,217,641.44, 1,826,474.49 and 543,757.08 is: 815,641.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,641.44 : 1,826,474.49 = 543,757.08 : x
  2. Step 2: Convert to fraction form
    1,217,641.44/1,826,474.49 = 543,757.08/x
  3. Step 3: Cross multiply
    1,217,641.44x = 1,826,474.49 × 543,757.08
  4. Step 4: Simplify right side
    1,217,641.44x = 993,158,435,376.89
  5. Step 5: Solve for x
    x = 993,158,435,376.89/1,217,641.44
  6. Step 6: Final answer
    x = 815,641.13

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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.