Home / 4,080,666.80-6,121,000.20-3,639,767.60

Finding the Fourth Proportional to 4,080,666.80, 6,121,000.20 and 3,639,767.60

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Solution

The fourth proportional to 4,080,666.80, 6,121,000.20 and 3,639,767.60 is: 5,459,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,666.80 : 6,121,000.20 = 3,639,767.60 : x
  2. Step 2: Convert to fraction form
    4,080,666.80/6,121,000.20 = 3,639,767.60/x
  3. Step 3: Cross multiply
    4,080,666.80x = 6,121,000.20 × 3,639,767.60
  4. Step 4: Simplify right side
    4,080,666.80x = 22,279,018,207,553.52
  5. Step 5: Solve for x
    x = 22,279,018,207,553.52/4,080,666.80
  6. Step 6: Final answer
    x = 5,459,651.40

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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.