Home / 3,162,163.79-4,363,787.49-1,711,859.20

Finding the Fourth Proportional to 3,162,163.79, 4,363,787.49 and 1,711,859.20

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Solution

The fourth proportional to 3,162,163.79, 4,363,787.49 and 1,711,859.20 is: 2,362,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,163.79 : 4,363,787.49 = 1,711,859.20 : x
  2. Step 2: Convert to fraction form
    3,162,163.79/4,363,787.49 = 1,711,859.20/x
  3. Step 3: Cross multiply
    3,162,163.79x = 4,363,787.49 × 1,711,859.20
  4. Step 4: Simplify right side
    3,162,163.79x = 7,470,189,744,272.47
  5. Step 5: Solve for x
    x = 7,470,189,744,272.47/3,162,163.79
  6. Step 6: Final answer
    x = 2,362,366.48

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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.