Home / 1,259,704.90-1,889,548.71-313,074.10

Finding the Fourth Proportional to 1,259,704.90, 1,889,548.71 and 313,074.10

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Solution

The fourth proportional to 1,259,704.90, 1,889,548.71 and 313,074.10 is: 469,609.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,704.90 : 1,889,548.71 = 313,074.10 : x
  2. Step 2: Convert to fraction form
    1,259,704.90/1,889,548.71 = 313,074.10/x
  3. Step 3: Cross multiply
    1,259,704.90x = 1,889,548.71 × 313,074.10
  4. Step 4: Simplify right side
    1,259,704.90x = 591,568,761,789.41
  5. Step 5: Solve for x
    x = 591,568,761,789.41/1,259,704.90
  6. Step 6: Final answer
    x = 469,609.00

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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.