Home / 1,972,170.45-2,958,264.45-624,339.77

Finding the Fourth Proportional to 1,972,170.45, 2,958,264.45 and 624,339.77

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Solution

The fourth proportional to 1,972,170.45, 2,958,264.45 and 624,339.77 is: 936,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,170.45 : 2,958,264.45 = 624,339.77 : x
  2. Step 2: Convert to fraction form
    1,972,170.45/2,958,264.45 = 624,339.77/x
  3. Step 3: Cross multiply
    1,972,170.45x = 2,958,264.45 × 624,339.77
  4. Step 4: Simplify right side
    1,972,170.45x = 1,846,962,131,520.85
  5. Step 5: Solve for x
    x = 1,846,962,131,520.85/1,972,170.45
  6. Step 6: Final answer
    x = 936,512.43

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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.