Home / 1,327,116.14-1,981,672.74-1,054,180.59

Finding the Fourth Proportional to 1,327,116.14, 1,981,672.74 and 1,054,180.59

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Solution

The fourth proportional to 1,327,116.14, 1,981,672.74 and 1,054,180.59 is: 1,574,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,116.14 : 1,981,672.74 = 1,054,180.59 : x
  2. Step 2: Convert to fraction form
    1,327,116.14/1,981,672.74 = 1,054,180.59/x
  3. Step 3: Cross multiply
    1,327,116.14x = 1,981,672.74 × 1,054,180.59
  4. Step 4: Simplify right side
    1,327,116.14x = 2,089,040,938,240.12
  5. Step 5: Solve for x
    x = 2,089,040,938,240.12/1,327,116.14
  6. Step 6: Final answer
    x = 1,574,120.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.