Home / 3,502,731.80-5,250,015.30-1,609,664.60

Finding the Fourth Proportional to 3,502,731.80, 5,250,015.30 and 1,609,664.60

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Solution

The fourth proportional to 3,502,731.80, 5,250,015.30 and 1,609,664.60 is: 2,412,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,731.80 : 5,250,015.30 = 1,609,664.60 : x
  2. Step 2: Convert to fraction form
    3,502,731.80/5,250,015.30 = 1,609,664.60/x
  3. Step 3: Cross multiply
    3,502,731.80x = 5,250,015.30 × 1,609,664.60
  4. Step 4: Simplify right side
    3,502,731.80x = 8,450,763,777,868.38
  5. Step 5: Solve for x
    x = 8,450,763,777,868.38/3,502,731.80
  6. Step 6: Final answer
    x = 2,412,620.85

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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.