Home / 869,077.20-1,303,615.80-737,857.20

Finding the Fourth Proportional to 869,077.20, 1,303,615.80 and 737,857.20

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Solution

The fourth proportional to 869,077.20, 1,303,615.80 and 737,857.20 is: 1,106,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,077.20 : 1,303,615.80 = 737,857.20 : x
  2. Step 2: Convert to fraction form
    869,077.20/1,303,615.80 = 737,857.20/x
  3. Step 3: Cross multiply
    869,077.20x = 1,303,615.80 × 737,857.20
  4. Step 4: Simplify right side
    869,077.20x = 961,882,304,063.76
  5. Step 5: Solve for x
    x = 961,882,304,063.76/869,077.20
  6. Step 6: Final answer
    x = 1,106,785.80

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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.