Home / 1,259,181.74-1,888,958.51-449,503.31

Finding the Fourth Proportional to 1,259,181.74, 1,888,958.51 and 449,503.31

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Solution

The fourth proportional to 1,259,181.74, 1,888,958.51 and 449,503.31 is: 674,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,181.74 : 1,888,958.51 = 449,503.31 : x
  2. Step 2: Convert to fraction form
    1,259,181.74/1,888,958.51 = 449,503.31/x
  3. Step 3: Cross multiply
    1,259,181.74x = 1,888,958.51 × 449,503.31
  4. Step 4: Simplify right side
    1,259,181.74x = 849,093,091,005.36
  5. Step 5: Solve for x
    x = 849,093,091,005.36/1,259,181.74
  6. Step 6: Final answer
    x = 674,321.32

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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.