Home / 1,669,793.78-2,302,892.99-1,283,544.11

Finding the Fourth Proportional to 1,669,793.78, 2,302,892.99 and 1,283,544.11

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Solution

The fourth proportional to 1,669,793.78, 2,302,892.99 and 1,283,544.11 is: 1,770,197.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,793.78 : 2,302,892.99 = 1,283,544.11 : x
  2. Step 2: Convert to fraction form
    1,669,793.78/2,302,892.99 = 1,283,544.11/x
  3. Step 3: Cross multiply
    1,669,793.78x = 2,302,892.99 × 1,283,544.11
  4. Step 4: Simplify right side
    1,669,793.78x = 2,955,864,733,274.79
  5. Step 5: Solve for x
    x = 2,955,864,733,274.79/1,669,793.78
  6. Step 6: Final answer
    x = 1,770,197.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.