Home / 1,134,611.80-1,701,917.70-931,658.20

Finding the Fourth Proportional to 1,134,611.80, 1,701,917.70 and 931,658.20

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Solution

The fourth proportional to 1,134,611.80, 1,701,917.70 and 931,658.20 is: 1,397,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,611.80 : 1,701,917.70 = 931,658.20 : x
  2. Step 2: Convert to fraction form
    1,134,611.80/1,701,917.70 = 931,658.20/x
  3. Step 3: Cross multiply
    1,134,611.80x = 1,701,917.70 × 931,658.20
  4. Step 4: Simplify right side
    1,134,611.80x = 1,585,605,580,930.14
  5. Step 5: Solve for x
    x = 1,585,605,580,930.14/1,134,611.80
  6. Step 6: Final answer
    x = 1,397,487.30

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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.