Home / 3,990,716.40-5,986,074.60-1,594,930.80

Finding the Fourth Proportional to 3,990,716.40, 5,986,074.60 and 1,594,930.80

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Solution

The fourth proportional to 3,990,716.40, 5,986,074.60 and 1,594,930.80 is: 2,392,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,716.40 : 5,986,074.60 = 1,594,930.80 : x
  2. Step 2: Convert to fraction form
    3,990,716.40/5,986,074.60 = 1,594,930.80/x
  3. Step 3: Cross multiply
    3,990,716.40x = 5,986,074.60 × 1,594,930.80
  4. Step 4: Simplify right side
    3,990,716.40x = 9,547,374,750,637.68
  5. Step 5: Solve for x
    x = 9,547,374,750,637.68/3,990,716.40
  6. Step 6: Final answer
    x = 2,392,396.20

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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.