Home / 1,383,273.77-1,908,266.31-899,662.46

Finding the Fourth Proportional to 1,383,273.77, 1,908,266.31 and 899,662.46

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Solution

The fourth proportional to 1,383,273.77, 1,908,266.31 and 899,662.46 is: 1,241,110.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,273.77 : 1,908,266.31 = 899,662.46 : x
  2. Step 2: Convert to fraction form
    1,383,273.77/1,908,266.31 = 899,662.46/x
  3. Step 3: Cross multiply
    1,383,273.77x = 1,908,266.31 × 899,662.46
  4. Step 4: Simplify right side
    1,383,273.77x = 1,716,795,567,560.39
  5. Step 5: Solve for x
    x = 1,716,795,567,560.39/1,383,273.77
  6. Step 6: Final answer
    x = 1,241,110.47

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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.