Home / 881,598.60-1,325,216.70-819,196.20

Finding the Fourth Proportional to 881,598.60, 1,325,216.70 and 819,196.20

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Solution

The fourth proportional to 881,598.60, 1,325,216.70 and 819,196.20 is: 1,231,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,598.60 : 1,325,216.70 = 819,196.20 : x
  2. Step 2: Convert to fraction form
    881,598.60/1,325,216.70 = 819,196.20/x
  3. Step 3: Cross multiply
    881,598.60x = 1,325,216.70 × 819,196.20
  4. Step 4: Simplify right side
    881,598.60x = 1,085,612,484,816.54
  5. Step 5: Solve for x
    x = 1,085,612,484,816.54/881,598.60
  6. Step 6: Final answer
    x = 1,231,413.58

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Double scale
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1.5x scale

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.