Home / 1,605,192.82-2,215,107.30-880,024.60

Finding the Fourth Proportional to 1,605,192.82, 2,215,107.30 and 880,024.60

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Solution

The fourth proportional to 1,605,192.82, 2,215,107.30 and 880,024.60 is: 1,214,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,192.82 : 2,215,107.30 = 880,024.60 : x
  2. Step 2: Convert to fraction form
    1,605,192.82/2,215,107.30 = 880,024.60/x
  3. Step 3: Cross multiply
    1,605,192.82x = 2,215,107.30 × 880,024.60
  4. Step 4: Simplify right side
    1,605,192.82x = 1,949,348,915,639.58
  5. Step 5: Solve for x
    x = 1,949,348,915,639.58/1,605,192.82
  6. Step 6: Final answer
    x = 1,214,401.72

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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.