Home / 4,126,790.80-6,190,186.20-2,615,136.40

Finding the Fourth Proportional to 4,126,790.80, 6,190,186.20 and 2,615,136.40

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Solution

The fourth proportional to 4,126,790.80, 6,190,186.20 and 2,615,136.40 is: 3,922,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126,790.80 : 6,190,186.20 = 2,615,136.40 : x
  2. Step 2: Convert to fraction form
    4,126,790.80/6,190,186.20 = 2,615,136.40/x
  3. Step 3: Cross multiply
    4,126,790.80x = 6,190,186.20 × 2,615,136.40
  4. Step 4: Simplify right side
    4,126,790.80x = 16,188,181,254,397.68
  5. Step 5: Solve for x
    x = 16,188,181,254,397.68/4,126,790.80
  6. Step 6: Final answer
    x = 3,922,704.60

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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.