Home / 3,336,285.36-5,004,428.56-811,940.60

Finding the Fourth Proportional to 3,336,285.36, 5,004,428.56 and 811,940.60

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Solution

The fourth proportional to 3,336,285.36, 5,004,428.56 and 811,940.60 is: 1,217,911.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336,285.36 : 5,004,428.56 = 811,940.60 : x
  2. Step 2: Convert to fraction form
    3,336,285.36/5,004,428.56 = 811,940.60/x
  3. Step 3: Cross multiply
    3,336,285.36x = 5,004,428.56 × 811,940.60
  4. Step 4: Simplify right side
    3,336,285.36x = 4,063,298,727,663.54
  5. Step 5: Solve for x
    x = 4,063,298,727,663.54/3,336,285.36
  6. Step 6: Final answer
    x = 1,217,911.03

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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.