Home / 1,775,711.10-2,660,504.84-827,136.30

Finding the Fourth Proportional to 1,775,711.10, 2,660,504.84 and 827,136.30

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Solution

The fourth proportional to 1,775,711.10, 2,660,504.84 and 827,136.30 is: 1,239,278.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,711.10 : 2,660,504.84 = 827,136.30 : x
  2. Step 2: Convert to fraction form
    1,775,711.10/2,660,504.84 = 827,136.30/x
  3. Step 3: Cross multiply
    1,775,711.10x = 2,660,504.84 × 827,136.30
  4. Step 4: Simplify right side
    1,775,711.10x = 2,200,600,129,489.69
  5. Step 5: Solve for x
    x = 2,200,600,129,489.69/1,775,711.10
  6. Step 6: Final answer
    x = 1,239,278.24

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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.