Home / 2,874,740.80-4,315,221.60-1,615,028.80

Finding the Fourth Proportional to 2,874,740.80, 4,315,221.60 and 1,615,028.80

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Solution

The fourth proportional to 2,874,740.80, 4,315,221.60 and 1,615,028.80 is: 2,424,290.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,740.80 : 4,315,221.60 = 1,615,028.80 : x
  2. Step 2: Convert to fraction form
    2,874,740.80/4,315,221.60 = 1,615,028.80/x
  3. Step 3: Cross multiply
    2,874,740.80x = 4,315,221.60 × 1,615,028.80
  4. Step 4: Simplify right side
    2,874,740.80x = 6,969,207,162,382.08
  5. Step 5: Solve for x
    x = 6,969,207,162,382.08/2,874,740.80
  6. Step 6: Final answer
    x = 2,424,290.62

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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.