Home / 1,571,921.82-2,169,481.83-883,650.36

Finding the Fourth Proportional to 1,571,921.82, 2,169,481.83 and 883,650.36

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Solution

The fourth proportional to 1,571,921.82, 2,169,481.83 and 883,650.36 is: 1,219,566.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,921.82 : 2,169,481.83 = 883,650.36 : x
  2. Step 2: Convert to fraction form
    1,571,921.82/2,169,481.83 = 883,650.36/x
  3. Step 3: Cross multiply
    1,571,921.82x = 2,169,481.83 × 883,650.36
  4. Step 4: Simplify right side
    1,571,921.82x = 1,917,063,404,914.83
  5. Step 5: Solve for x
    x = 1,917,063,404,914.83/1,571,921.82
  6. Step 6: Final answer
    x = 1,219,566.64

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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.