Home / 1,263,557-1,743,705.42-690,601.08

Finding the Fourth Proportional to 1,263,557, 1,743,705.42 and 690,601.08

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Solution

The fourth proportional to 1,263,557, 1,743,705.42 and 690,601.08 is: 953,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,557 : 1,743,705.42 = 690,601.08 : x
  2. Step 2: Convert to fraction form
    1,263,557/1,743,705.42 = 690,601.08/x
  3. Step 3: Cross multiply
    1,263,557x = 1,743,705.42 × 690,601.08
  4. Step 4: Simplify right side
    1,263,557x = 1,204,204,846,253.85
  5. Step 5: Solve for x
    x = 1,204,204,846,253.85/1,263,557
  6. Step 6: Final answer
    x = 953,027.72

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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.