Home / 1,085,331.60-1,627,997.40-1,039,258.80

Finding the Fourth Proportional to 1,085,331.60, 1,627,997.40 and 1,039,258.80

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Solution

The fourth proportional to 1,085,331.60, 1,627,997.40 and 1,039,258.80 is: 1,558,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,331.60 : 1,627,997.40 = 1,039,258.80 : x
  2. Step 2: Convert to fraction form
    1,085,331.60/1,627,997.40 = 1,039,258.80/x
  3. Step 3: Cross multiply
    1,085,331.60x = 1,627,997.40 × 1,039,258.80
  4. Step 4: Simplify right side
    1,085,331.60x = 1,691,910,624,327.12
  5. Step 5: Solve for x
    x = 1,691,910,624,327.12/1,085,331.60
  6. Step 6: Final answer
    x = 1,558,888.20

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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.