Home / 2,100,859.20-3,152,083.01-822,380.37

Finding the Fourth Proportional to 2,100,859.20, 3,152,083.01 and 822,380.37

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Solution

The fourth proportional to 2,100,859.20, 3,152,083.01 and 822,380.37 is: 1,233,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,859.20 : 3,152,083.01 = 822,380.37 : x
  2. Step 2: Convert to fraction form
    2,100,859.20/3,152,083.01 = 822,380.37/x
  3. Step 3: Cross multiply
    2,100,859.20x = 3,152,083.01 × 822,380.37
  4. Step 4: Simplify right side
    2,100,859.20x = 2,592,211,187,922.61
  5. Step 5: Solve for x
    x = 2,592,211,187,922.61/2,100,859.20
  6. Step 6: Final answer
    x = 1,233,881.45

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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.