Home / 1,022,622.76-1,411,267.62-569,917

Finding the Fourth Proportional to 1,022,622.76, 1,411,267.62 and 569,917

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Solution

The fourth proportional to 1,022,622.76, 1,411,267.62 and 569,917 is: 786,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,622.76 : 1,411,267.62 = 569,917 : x
  2. Step 2: Convert to fraction form
    1,022,622.76/1,411,267.62 = 569,917/x
  3. Step 3: Cross multiply
    1,022,622.76x = 1,411,267.62 × 569,917
  4. Step 4: Simplify right side
    1,022,622.76x = 804,305,408,187.54
  5. Step 5: Solve for x
    x = 804,305,408,187.54/1,022,622.76
  6. Step 6: Final answer
    x = 786,512.33

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Double scale
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1.5x scale

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.