Home / 1,264,867.94-1,745,238.07-774,940.97

Finding the Fourth Proportional to 1,264,867.94, 1,745,238.07 and 774,940.97

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Solution

The fourth proportional to 1,264,867.94, 1,745,238.07 and 774,940.97 is: 1,069,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,867.94 : 1,745,238.07 = 774,940.97 : x
  2. Step 2: Convert to fraction form
    1,264,867.94/1,745,238.07 = 774,940.97/x
  3. Step 3: Cross multiply
    1,264,867.94x = 1,745,238.07 × 774,940.97
  4. Step 4: Simplify right side
    1,264,867.94x = 1,352,456,488,178.50
  5. Step 5: Solve for x
    x = 1,352,456,488,178.50/1,264,867.94
  6. Step 6: Final answer
    x = 1,069,247.19

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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.