Home / 3,451,202.45-4,762,441.40-1,902,378.77

Finding the Fourth Proportional to 3,451,202.45, 4,762,441.40 and 1,902,378.77

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Solution

The fourth proportional to 3,451,202.45, 4,762,441.40 and 1,902,378.77 is: 2,625,162.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,202.45 : 4,762,441.40 = 1,902,378.77 : x
  2. Step 2: Convert to fraction form
    3,451,202.45/4,762,441.40 = 1,902,378.77/x
  3. Step 3: Cross multiply
    3,451,202.45x = 4,762,441.40 × 1,902,378.77
  4. Step 4: Simplify right side
    3,451,202.45x = 9,059,967,379,404.98
  5. Step 5: Solve for x
    x = 9,059,967,379,404.98/3,451,202.45
  6. Step 6: Final answer
    x = 2,625,162.54

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1.5x scale

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.