Home / 1,284,892.52-1,929,104.22-654,230.12

Finding the Fourth Proportional to 1,284,892.52, 1,929,104.22 and 654,230.12

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Solution

The fourth proportional to 1,284,892.52, 1,929,104.22 and 654,230.12 is: 982,244.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,892.52 : 1,929,104.22 = 654,230.12 : x
  2. Step 2: Convert to fraction form
    1,284,892.52/1,929,104.22 = 654,230.12/x
  3. Step 3: Cross multiply
    1,284,892.52x = 1,929,104.22 × 654,230.12
  4. Step 4: Simplify right side
    1,284,892.52x = 1,262,078,085,343.11
  5. Step 5: Solve for x
    x = 1,262,078,085,343.11/1,284,892.52
  6. Step 6: Final answer
    x = 982,244.09

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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.