Home / 1,367,722.70-2,048,631.60-889,425.80

Finding the Fourth Proportional to 1,367,722.70, 2,048,631.60 and 889,425.80

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Solution

The fourth proportional to 1,367,722.70, 2,048,631.60 and 889,425.80 is: 1,332,218.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,722.70 : 2,048,631.60 = 889,425.80 : x
  2. Step 2: Convert to fraction form
    1,367,722.70/2,048,631.60 = 889,425.80/x
  3. Step 3: Cross multiply
    1,367,722.70x = 2,048,631.60 × 889,425.80
  4. Step 4: Simplify right side
    1,367,722.70x = 1,822,105,799,735.28
  5. Step 5: Solve for x
    x = 1,822,105,799,735.28/1,367,722.70
  6. Step 6: Final answer
    x = 1,332,218.73

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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.