Home / 1,960,738.46-2,705,760.50-1,089,570.48

Finding the Fourth Proportional to 1,960,738.46, 2,705,760.50 and 1,089,570.48

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Solution

The fourth proportional to 1,960,738.46, 2,705,760.50 and 1,089,570.48 is: 1,503,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,738.46 : 2,705,760.50 = 1,089,570.48 : x
  2. Step 2: Convert to fraction form
    1,960,738.46/2,705,760.50 = 1,089,570.48/x
  3. Step 3: Cross multiply
    1,960,738.46x = 2,705,760.50 × 1,089,570.48
  4. Step 4: Simplify right side
    1,960,738.46x = 2,948,116,766,750.04
  5. Step 5: Solve for x
    x = 2,948,116,766,750.04/1,960,738.46
  6. Step 6: Final answer
    x = 1,503,574.71

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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.