Home / 1,165,078.56-1,607,705.97-648,793.44

Finding the Fourth Proportional to 1,165,078.56, 1,607,705.97 and 648,793.44

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Solution

The fourth proportional to 1,165,078.56, 1,607,705.97 and 648,793.44 is: 895,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,078.56 : 1,607,705.97 = 648,793.44 : x
  2. Step 2: Convert to fraction form
    1,165,078.56/1,607,705.97 = 648,793.44/x
  3. Step 3: Cross multiply
    1,165,078.56x = 1,607,705.97 × 648,793.44
  4. Step 4: Simplify right side
    1,165,078.56x = 1,043,069,086,784.84
  5. Step 5: Solve for x
    x = 1,043,069,086,784.84/1,165,078.56
  6. Step 6: Final answer
    x = 895,277.90

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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.