Home / 3,704,802.80-5,557,204.20-1,815,234.80

Finding the Fourth Proportional to 3,704,802.80, 5,557,204.20 and 1,815,234.80

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Solution

The fourth proportional to 3,704,802.80, 5,557,204.20 and 1,815,234.80 is: 2,722,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704,802.80 : 5,557,204.20 = 1,815,234.80 : x
  2. Step 2: Convert to fraction form
    3,704,802.80/5,557,204.20 = 1,815,234.80/x
  3. Step 3: Cross multiply
    3,704,802.80x = 5,557,204.20 × 1,815,234.80
  4. Step 4: Simplify right side
    3,704,802.80x = 10,087,630,454,546.16
  5. Step 5: Solve for x
    x = 10,087,630,454,546.16/3,704,802.80
  6. Step 6: Final answer
    x = 2,722,852.20

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Double scale
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Similar ratio
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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.