Home / 1,960,782.33-2,705,820.68-1,089,614.10

Finding the Fourth Proportional to 1,960,782.33, 2,705,820.68 and 1,089,614.10

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Solution

The fourth proportional to 1,960,782.33, 2,705,820.68 and 1,089,614.10 is: 1,503,634.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,782.33 : 2,705,820.68 = 1,089,614.10 : x
  2. Step 2: Convert to fraction form
    1,960,782.33/2,705,820.68 = 1,089,614.10/x
  3. Step 3: Cross multiply
    1,960,782.33x = 2,705,820.68 × 1,089,614.10
  4. Step 4: Simplify right side
    1,960,782.33x = 2,948,300,367,723.62
  5. Step 5: Solve for x
    x = 2,948,300,367,723.62/1,960,782.33
  6. Step 6: Final answer
    x = 1,503,634.71

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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.