Home / 1,522,239.84-2,100,760.20-843,176.28

Finding the Fourth Proportional to 1,522,239.84, 2,100,760.20 and 843,176.28

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Solution

The fourth proportional to 1,522,239.84, 2,100,760.20 and 843,176.28 is: 1,163,621.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,239.84 : 2,100,760.20 = 843,176.28 : x
  2. Step 2: Convert to fraction form
    1,522,239.84/2,100,760.20 = 843,176.28/x
  3. Step 3: Cross multiply
    1,522,239.84x = 2,100,760.20 × 843,176.28
  4. Step 4: Simplify right side
    1,522,239.84x = 1,771,311,170,608.06
  5. Step 5: Solve for x
    x = 1,771,311,170,608.06/1,522,239.84
  6. Step 6: Final answer
    x = 1,163,621.61

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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.