Home / 969,987.46-1,452,496.89-809,664.77

Finding the Fourth Proportional to 969,987.46, 1,452,496.89 and 809,664.77

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Solution

The fourth proportional to 969,987.46, 1,452,496.89 and 809,664.77 is: 1,212,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,987.46 : 1,452,496.89 = 809,664.77 : x
  2. Step 2: Convert to fraction form
    969,987.46/1,452,496.89 = 809,664.77/x
  3. Step 3: Cross multiply
    969,987.46x = 1,452,496.89 × 809,664.77
  4. Step 4: Simplify right side
    969,987.46x = 1,176,035,560,367.57
  5. Step 5: Solve for x
    x = 1,176,035,560,367.57/969,987.46
  6. Step 6: Final answer
    x = 1,212,423.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.