Home / 1,644,999.33-2,270,086.25-919,848.45

Finding the Fourth Proportional to 1,644,999.33, 2,270,086.25 and 919,848.45

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Solution

The fourth proportional to 1,644,999.33, 2,270,086.25 and 919,848.45 is: 1,269,383.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,999.33 : 2,270,086.25 = 919,848.45 : x
  2. Step 2: Convert to fraction form
    1,644,999.33/2,270,086.25 = 919,848.45/x
  3. Step 3: Cross multiply
    1,644,999.33x = 2,270,086.25 × 919,848.45
  4. Step 4: Simplify right side
    1,644,999.33x = 2,088,135,313,829.57
  5. Step 5: Solve for x
    x = 2,088,135,313,829.57/1,644,999.33
  6. Step 6: Final answer
    x = 1,269,383.69

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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.