Home / 3,312,195.20-4,965,668.40-1,816,287.20

Finding the Fourth Proportional to 3,312,195.20, 4,965,668.40 and 1,816,287.20

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Solution

The fourth proportional to 3,312,195.20, 4,965,668.40 and 1,816,287.20 is: 2,722,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,195.20 : 4,965,668.40 = 1,816,287.20 : x
  2. Step 2: Convert to fraction form
    3,312,195.20/4,965,668.40 = 1,816,287.20/x
  3. Step 3: Cross multiply
    3,312,195.20x = 4,965,668.40 × 1,816,287.20
  4. Step 4: Simplify right side
    3,312,195.20x = 9,019,079,954,364.48
  5. Step 5: Solve for x
    x = 9,019,079,954,364.48/3,312,195.20
  6. Step 6: Final answer
    x = 2,722,991.67

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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.