Home / 1,512,232.80-2,268,565.20-447,136.80

Finding the Fourth Proportional to 1,512,232.80, 2,268,565.20 and 447,136.80

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Solution

The fourth proportional to 1,512,232.80, 2,268,565.20 and 447,136.80 is: 670,769.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,232.80 : 2,268,565.20 = 447,136.80 : x
  2. Step 2: Convert to fraction form
    1,512,232.80/2,268,565.20 = 447,136.80/x
  3. Step 3: Cross multiply
    1,512,232.80x = 2,268,565.20 × 447,136.80
  4. Step 4: Simplify right side
    1,512,232.80x = 1,014,358,984,119.36
  5. Step 5: Solve for x
    x = 1,014,358,984,119.36/1,512,232.80
  6. Step 6: Final answer
    x = 670,769.07

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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.