Home / 1,191,704.40-1,786,390.20-1,065,733.20

Finding the Fourth Proportional to 1,191,704.40, 1,786,390.20 and 1,065,733.20

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Solution

The fourth proportional to 1,191,704.40, 1,786,390.20 and 1,065,733.20 is: 1,597,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,704.40 : 1,786,390.20 = 1,065,733.20 : x
  2. Step 2: Convert to fraction form
    1,191,704.40/1,786,390.20 = 1,065,733.20/x
  3. Step 3: Cross multiply
    1,191,704.40x = 1,786,390.20 × 1,065,733.20
  4. Step 4: Simplify right side
    1,191,704.40x = 1,903,815,344,294.64
  5. Step 5: Solve for x
    x = 1,903,815,344,294.64/1,191,704.40
  6. Step 6: Final answer
    x = 1,597,556.70

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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.