Home / 1,361,495.46-2,043,331.83-613,599.78

Finding the Fourth Proportional to 1,361,495.46, 2,043,331.83 and 613,599.78

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Solution

The fourth proportional to 1,361,495.46, 2,043,331.83 and 613,599.78 is: 920,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,495.46 : 2,043,331.83 = 613,599.78 : x
  2. Step 2: Convert to fraction form
    1,361,495.46/2,043,331.83 = 613,599.78/x
  3. Step 3: Cross multiply
    1,361,495.46x = 2,043,331.83 × 613,599.78
  4. Step 4: Simplify right side
    1,361,495.46x = 1,253,787,961,355.00
  5. Step 5: Solve for x
    x = 1,253,787,961,355.00/1,361,495.46
  6. Step 6: Final answer
    x = 920,890.30

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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.