Home / 2,859,846.80-3,947,161.41-1,698,937.92

Finding the Fourth Proportional to 2,859,846.80, 3,947,161.41 and 1,698,937.92

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Solution

The fourth proportional to 2,859,846.80, 3,947,161.41 and 1,698,937.92 is: 2,344,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,846.80 : 3,947,161.41 = 1,698,937.92 : x
  2. Step 2: Convert to fraction form
    2,859,846.80/3,947,161.41 = 1,698,937.92/x
  3. Step 3: Cross multiply
    2,859,846.80x = 3,947,161.41 × 1,698,937.92
  4. Step 4: Simplify right side
    2,859,846.80x = 6,705,982,195,809.67
  5. Step 5: Solve for x
    x = 6,705,982,195,809.67/2,859,846.80
  6. Step 6: Final answer
    x = 2,344,874.63

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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.