Home / 965,943.20-1,449,109.20-809,256.80

Finding the Fourth Proportional to 965,943.20, 1,449,109.20 and 809,256.80

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Solution

The fourth proportional to 965,943.20, 1,449,109.20 and 809,256.80 is: 1,214,048.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,943.20 : 1,449,109.20 = 809,256.80 : x
  2. Step 2: Convert to fraction form
    965,943.20/1,449,109.20 = 809,256.80/x
  3. Step 3: Cross multiply
    965,943.20x = 1,449,109.20 × 809,256.80
  4. Step 4: Simplify right side
    965,943.20x = 1,172,701,474,042.56
  5. Step 5: Solve for x
    x = 1,172,701,474,042.56/965,943.20
  6. Step 6: Final answer
    x = 1,214,048.07

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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.