Home / 1,896,816.16-2,845,650.72-998,680.88

Finding the Fourth Proportional to 1,896,816.16, 2,845,650.72 and 998,680.88

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Solution

The fourth proportional to 1,896,816.16, 2,845,650.72 and 998,680.88 is: 1,498,245.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,816.16 : 2,845,650.72 = 998,680.88 : x
  2. Step 2: Convert to fraction form
    1,896,816.16/2,845,650.72 = 998,680.88/x
  3. Step 3: Cross multiply
    1,896,816.16x = 2,845,650.72 × 998,680.88
  4. Step 4: Simplify right side
    1,896,816.16x = 2,841,896,965,222.23
  5. Step 5: Solve for x
    x = 2,841,896,965,222.23/1,896,816.16
  6. Step 6: Final answer
    x = 1,498,245.86

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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.