Home / 1,183,611.16-1,633,286.10-667,337.08

Finding the Fourth Proportional to 1,183,611.16, 1,633,286.10 and 667,337.08

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Solution

The fourth proportional to 1,183,611.16, 1,633,286.10 and 667,337.08 is: 920,870.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,611.16 : 1,633,286.10 = 667,337.08 : x
  2. Step 2: Convert to fraction form
    1,183,611.16/1,633,286.10 = 667,337.08/x
  3. Step 3: Cross multiply
    1,183,611.16x = 1,633,286.10 × 667,337.08
  4. Step 4: Simplify right side
    1,183,611.16x = 1,089,952,376,778.59
  5. Step 5: Solve for x
    x = 1,089,952,376,778.59/1,183,611.16
  6. Step 6: Final answer
    x = 920,870.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.