Home / 1,361,584.70-1,879,000.79-749,794.35

Finding the Fourth Proportional to 1,361,584.70, 1,879,000.79 and 749,794.35

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Solution

The fourth proportional to 1,361,584.70, 1,879,000.79 and 749,794.35 is: 1,034,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,584.70 : 1,879,000.79 = 749,794.35 : x
  2. Step 2: Convert to fraction form
    1,361,584.70/1,879,000.79 = 749,794.35/x
  3. Step 3: Cross multiply
    1,361,584.70x = 1,879,000.79 × 749,794.35
  4. Step 4: Simplify right side
    1,361,584.70x = 1,408,864,172,238.56
  5. Step 5: Solve for x
    x = 1,408,864,172,238.56/1,361,584.70
  6. Step 6: Final answer
    x = 1,034,723.86

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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.