Home / 1,127,841.44-1,691,923-369,520.80

Finding the Fourth Proportional to 1,127,841.44, 1,691,923 and 369,520.80

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Solution

The fourth proportional to 1,127,841.44, 1,691,923 and 369,520.80 is: 554,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,841.44 : 1,691,923 = 369,520.80 : x
  2. Step 2: Convert to fraction form
    1,127,841.44/1,691,923 = 369,520.80/x
  3. Step 3: Cross multiply
    1,127,841.44x = 1,691,923 × 369,520.80
  4. Step 4: Simplify right side
    1,127,841.44x = 625,200,740,498.40
  5. Step 5: Solve for x
    x = 625,200,740,498.40/1,127,841.44
  6. Step 6: Final answer
    x = 554,333.90

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Double scale
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1.5x scale

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.