Home / 1,257,434.75-1,735,486.41-741,158.50

Finding the Fourth Proportional to 1,257,434.75, 1,735,486.41 and 741,158.50

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Solution

The fourth proportional to 1,257,434.75, 1,735,486.41 and 741,158.50 is: 1,022,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,434.75 : 1,735,486.41 = 741,158.50 : x
  2. Step 2: Convert to fraction form
    1,257,434.75/1,735,486.41 = 741,158.50/x
  3. Step 3: Cross multiply
    1,257,434.75x = 1,735,486.41 × 741,158.50
  4. Step 4: Simplify right side
    1,257,434.75x = 1,286,270,504,405.98
  5. Step 5: Solve for x
    x = 1,286,270,504,405.98/1,257,434.75
  6. Step 6: Final answer
    x = 1,022,932.21

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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.