Home / 3,492,645.77-5,239,840.55-1,218,202.85

Finding the Fourth Proportional to 3,492,645.77, 5,239,840.55 and 1,218,202.85

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Solution

The fourth proportional to 3,492,645.77, 5,239,840.55 and 1,218,202.85 is: 1,827,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492,645.77 : 5,239,840.55 = 1,218,202.85 : x
  2. Step 2: Convert to fraction form
    3,492,645.77/5,239,840.55 = 1,218,202.85/x
  3. Step 3: Cross multiply
    3,492,645.77x = 5,239,840.55 × 1,218,202.85
  4. Step 4: Simplify right side
    3,492,645.77x = 6,383,188,668,401.87
  5. Step 5: Solve for x
    x = 6,383,188,668,401.87/3,492,645.77
  6. Step 6: Final answer
    x = 1,827,608.38

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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.