Home / 4,969,768.70-7,452,028.65-2,126,668.70

Finding the Fourth Proportional to 4,969,768.70, 7,452,028.65 and 2,126,668.70

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Solution

The fourth proportional to 4,969,768.70, 7,452,028.65 and 2,126,668.70 is: 3,188,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969,768.70 : 7,452,028.65 = 2,126,668.70 : x
  2. Step 2: Convert to fraction form
    4,969,768.70/7,452,028.65 = 2,126,668.70/x
  3. Step 3: Cross multiply
    4,969,768.70x = 7,452,028.65 × 2,126,668.70
  4. Step 4: Simplify right side
    4,969,768.70x = 15,847,996,081,458.26
  5. Step 5: Solve for x
    x = 15,847,996,081,458.26/4,969,768.70
  6. Step 6: Final answer
    x = 3,188,880.01

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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.