Home / 1,680,574.12-2,521,982.22-871,704.04

Finding the Fourth Proportional to 1,680,574.12, 2,521,982.22 and 871,704.04

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Solution

The fourth proportional to 1,680,574.12, 2,521,982.22 and 871,704.04 is: 1,308,137.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,574.12 : 2,521,982.22 = 871,704.04 : x
  2. Step 2: Convert to fraction form
    1,680,574.12/2,521,982.22 = 871,704.04/x
  3. Step 3: Cross multiply
    1,680,574.12x = 2,521,982.22 × 871,704.04
  4. Step 4: Simplify right side
    1,680,574.12x = 2,198,422,089,982.17
  5. Step 5: Solve for x
    x = 2,198,422,089,982.17/1,680,574.12
  6. Step 6: Final answer
    x = 1,308,137.54

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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.