Home / 2,075,175.20-3,109,846.80-1,649,439.20

Finding the Fourth Proportional to 2,075,175.20, 3,109,846.80 and 1,649,439.20

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Solution

The fourth proportional to 2,075,175.20, 3,109,846.80 and 1,649,439.20 is: 2,471,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,175.20 : 3,109,846.80 = 1,649,439.20 : x
  2. Step 2: Convert to fraction form
    2,075,175.20/3,109,846.80 = 1,649,439.20/x
  3. Step 3: Cross multiply
    2,075,175.20x = 3,109,846.80 × 1,649,439.20
  4. Step 4: Simplify right side
    2,075,175.20x = 5,129,503,217,914.56
  5. Step 5: Solve for x
    x = 5,129,503,217,914.56/2,075,175.20
  6. Step 6: Final answer
    x = 2,471,841.04

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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.