Home / 1,040,611.60-1,561,231.80-493,923.58

Finding the Fourth Proportional to 1,040,611.60, 1,561,231.80 and 493,923.58

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Solution

The fourth proportional to 1,040,611.60, 1,561,231.80 and 493,923.58 is: 741,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,611.60 : 1,561,231.80 = 493,923.58 : x
  2. Step 2: Convert to fraction form
    1,040,611.60/1,561,231.80 = 493,923.58/x
  3. Step 3: Cross multiply
    1,040,611.60x = 1,561,231.80 × 493,923.58
  4. Step 4: Simplify right side
    1,040,611.60x = 771,129,199,865.84
  5. Step 5: Solve for x
    x = 771,129,199,865.84/1,040,611.60
  6. Step 6: Final answer
    x = 741,034.60

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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.