Home / 1,605,193.82-2,215,108.68-880,025.60

Finding the Fourth Proportional to 1,605,193.82, 2,215,108.68 and 880,025.60

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Solution

The fourth proportional to 1,605,193.82, 2,215,108.68 and 880,025.60 is: 1,214,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,193.82 : 2,215,108.68 = 880,025.60 : x
  2. Step 2: Convert to fraction form
    1,605,193.82/2,215,108.68 = 880,025.60/x
  3. Step 3: Cross multiply
    1,605,193.82x = 2,215,108.68 × 880,025.60
  4. Step 4: Simplify right side
    1,605,193.82x = 1,949,352,345,182.21
  5. Step 5: Solve for x
    x = 1,949,352,345,182.21/1,605,193.82
  6. Step 6: Final answer
    x = 1,214,403.10

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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.