Home / 1,325,608.80-1,987,246.80-793,341.60

Finding the Fourth Proportional to 1,325,608.80, 1,987,246.80 and 793,341.60

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Solution

The fourth proportional to 1,325,608.80, 1,987,246.80 and 793,341.60 is: 1,189,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,608.80 : 1,987,246.80 = 793,341.60 : x
  2. Step 2: Convert to fraction form
    1,325,608.80/1,987,246.80 = 793,341.60/x
  3. Step 3: Cross multiply
    1,325,608.80x = 1,987,246.80 × 793,341.60
  4. Step 4: Simplify right side
    1,325,608.80x = 1,576,565,555,906.88
  5. Step 5: Solve for x
    x = 1,576,565,555,906.88/1,325,608.80
  6. Step 6: Final answer
    x = 1,189,314.34

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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.