Home / 1,260,694.56-1,747,118.55-1,236,770.40

Finding the Fourth Proportional to 1,260,694.56, 1,747,118.55 and 1,236,770.40

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Solution

The fourth proportional to 1,260,694.56, 1,747,118.55 and 1,236,770.40 is: 1,713,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,694.56 : 1,747,118.55 = 1,236,770.40 : x
  2. Step 2: Convert to fraction form
    1,260,694.56/1,747,118.55 = 1,236,770.40/x
  3. Step 3: Cross multiply
    1,260,694.56x = 1,747,118.55 × 1,236,770.40
  4. Step 4: Simplify right side
    1,260,694.56x = 2,160,784,507,930.92
  5. Step 5: Solve for x
    x = 2,160,784,507,930.92/1,260,694.56
  6. Step 6: Final answer
    x = 1,713,963.54

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.