Home / 4,440,144.80-6,660,217.20-1,448,328.80

Finding the Fourth Proportional to 4,440,144.80, 6,660,217.20 and 1,448,328.80

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Solution

The fourth proportional to 4,440,144.80, 6,660,217.20 and 1,448,328.80 is: 2,172,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440,144.80 : 6,660,217.20 = 1,448,328.80 : x
  2. Step 2: Convert to fraction form
    4,440,144.80/6,660,217.20 = 1,448,328.80/x
  3. Step 3: Cross multiply
    4,440,144.80x = 6,660,217.20 × 1,448,328.80
  4. Step 4: Simplify right side
    4,440,144.80x = 9,646,184,385,015.36
  5. Step 5: Solve for x
    x = 9,646,184,385,015.36/4,440,144.80
  6. Step 6: Final answer
    x = 2,172,493.20

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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.