Home / 1,342,650.15-2,013,975.23-775,002.15

Finding the Fourth Proportional to 1,342,650.15, 2,013,975.23 and 775,002.15

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Solution

The fourth proportional to 1,342,650.15, 2,013,975.23 and 775,002.15 is: 1,162,503.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,650.15 : 2,013,975.23 = 775,002.15 : x
  2. Step 2: Convert to fraction form
    1,342,650.15/2,013,975.23 = 775,002.15/x
  3. Step 3: Cross multiply
    1,342,650.15x = 2,013,975.23 × 775,002.15
  4. Step 4: Simplify right side
    1,342,650.15x = 1,560,835,129,421.73
  5. Step 5: Solve for x
    x = 1,560,835,129,421.73/1,342,650.15
  6. Step 6: Final answer
    x = 1,162,503.23

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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.