Home / 1,587,958.80-2,382,629.40-799,990.80

Finding the Fourth Proportional to 1,587,958.80, 2,382,629.40 and 799,990.80

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Solution

The fourth proportional to 1,587,958.80, 2,382,629.40 and 799,990.80 is: 1,200,334.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,958.80 : 2,382,629.40 = 799,990.80 : x
  2. Step 2: Convert to fraction form
    1,587,958.80/2,382,629.40 = 799,990.80/x
  3. Step 3: Cross multiply
    1,587,958.80x = 2,382,629.40 × 799,990.80
  4. Step 4: Simplify right side
    1,587,958.80x = 1,906,081,599,809.52
  5. Step 5: Solve for x
    x = 1,906,081,599,809.52/1,587,958.80
  6. Step 6: Final answer
    x = 1,200,334.42

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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.