Home / 1,082,321.22-1,623,025.02-324,270.40

Finding the Fourth Proportional to 1,082,321.22, 1,623,025.02 and 324,270.40

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Solution

The fourth proportional to 1,082,321.22, 1,623,025.02 and 324,270.40 is: 486,268.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,321.22 : 1,623,025.02 = 324,270.40 : x
  2. Step 2: Convert to fraction form
    1,082,321.22/1,623,025.02 = 324,270.40/x
  3. Step 3: Cross multiply
    1,082,321.22x = 1,623,025.02 × 324,270.40
  4. Step 4: Simplify right side
    1,082,321.22x = 526,298,972,445.41
  5. Step 5: Solve for x
    x = 526,298,972,445.41/1,082,321.22
  6. Step 6: Final answer
    x = 486,268.74

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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.