Home / 1,039,716.60-1,560,158.10-440,575.80

Finding the Fourth Proportional to 1,039,716.60, 1,560,158.10 and 440,575.80

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Solution

The fourth proportional to 1,039,716.60, 1,560,158.10 and 440,575.80 is: 661,110.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,716.60 : 1,560,158.10 = 440,575.80 : x
  2. Step 2: Convert to fraction form
    1,039,716.60/1,560,158.10 = 440,575.80/x
  3. Step 3: Cross multiply
    1,039,716.60x = 1,560,158.10 × 440,575.80
  4. Step 4: Simplify right side
    1,039,716.60x = 687,367,903,033.98
  5. Step 5: Solve for x
    x = 687,367,903,033.98/1,039,716.60
  6. Step 6: Final answer
    x = 661,110.83

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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.