Home / 1,085,154.60-1,627,092.54-445,267.56

Finding the Fourth Proportional to 1,085,154.60, 1,627,092.54 and 445,267.56

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Solution

The fourth proportional to 1,085,154.60, 1,627,092.54 and 445,267.56 is: 667,638.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,154.60 : 1,627,092.54 = 445,267.56 : x
  2. Step 2: Convert to fraction form
    1,085,154.60/1,627,092.54 = 445,267.56/x
  3. Step 3: Cross multiply
    1,085,154.60x = 1,627,092.54 × 445,267.56
  4. Step 4: Simplify right side
    1,085,154.60x = 724,491,525,180.00
  5. Step 5: Solve for x
    x = 724,491,525,180.00/1,085,154.60
  6. Step 6: Final answer
    x = 667,638.99

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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.