Home / 1,375,902.45-2,063,015.33-617,596.65

Finding the Fourth Proportional to 1,375,902.45, 2,063,015.33 and 617,596.65

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Solution

The fourth proportional to 1,375,902.45, 2,063,015.33 and 617,596.65 is: 926,018.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,902.45 : 2,063,015.33 = 617,596.65 : x
  2. Step 2: Convert to fraction form
    1,375,902.45/2,063,015.33 = 617,596.65/x
  3. Step 3: Cross multiply
    1,375,902.45x = 2,063,015.33 × 617,596.65
  4. Step 4: Simplify right side
    1,375,902.45x = 1,274,111,353,618.66
  5. Step 5: Solve for x
    x = 1,274,111,353,618.66/1,375,902.45
  6. Step 6: Final answer
    x = 926,018.67

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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.