Home / 1,618,764.44-2,233,935.54-921,006.79

Finding the Fourth Proportional to 1,618,764.44, 2,233,935.54 and 921,006.79

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Solution

The fourth proportional to 1,618,764.44, 2,233,935.54 and 921,006.79 is: 1,271,012.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,764.44 : 2,233,935.54 = 921,006.79 : x
  2. Step 2: Convert to fraction form
    1,618,764.44/2,233,935.54 = 921,006.79/x
  3. Step 3: Cross multiply
    1,618,764.44x = 2,233,935.54 × 921,006.79
  4. Step 4: Simplify right side
    1,618,764.44x = 2,057,469,795,177.48
  5. Step 5: Solve for x
    x = 2,057,469,795,177.48/1,618,764.44
  6. Step 6: Final answer
    x = 1,271,012.48

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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.