Home / 5,239,937.94-7,859,906.43-1,453,420.98

Finding the Fourth Proportional to 5,239,937.94, 7,859,906.43 and 1,453,420.98

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Solution

The fourth proportional to 5,239,937.94, 7,859,906.43 and 1,453,420.98 is: 2,180,131.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,937.94 : 7,859,906.43 = 1,453,420.98 : x
  2. Step 2: Convert to fraction form
    5,239,937.94/7,859,906.43 = 1,453,420.98/x
  3. Step 3: Cross multiply
    5,239,937.94x = 7,859,906.43 × 1,453,420.98
  4. Step 4: Simplify right side
    5,239,937.94x = 11,423,752,906,198.90
  5. Step 5: Solve for x
    x = 11,423,752,906,198.90/5,239,937.94
  6. Step 6: Final answer
    x = 2,180,131.34

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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.