Home / 809,060.40-1,206,959.39-787,069.26

Finding the Fourth Proportional to 809,060.40, 1,206,959.39 and 787,069.26

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Solution

The fourth proportional to 809,060.40, 1,206,959.39 and 787,069.26 is: 1,174,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,060.40 : 1,206,959.39 = 787,069.26 : x
  2. Step 2: Convert to fraction form
    809,060.40/1,206,959.39 = 787,069.26/x
  3. Step 3: Cross multiply
    809,060.40x = 1,206,959.39 × 787,069.26
  4. Step 4: Simplify right side
    809,060.40x = 949,960,630,002.01
  5. Step 5: Solve for x
    x = 949,960,630,002.01/809,060.40
  6. Step 6: Final answer
    x = 1,174,152.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.