Home / 1,362,949.11-1,880,825.67-782,267.82

Finding the Fourth Proportional to 1,362,949.11, 1,880,825.67 and 782,267.82

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Solution

The fourth proportional to 1,362,949.11, 1,880,825.67 and 782,267.82 is: 1,079,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,949.11 : 1,880,825.67 = 782,267.82 : x
  2. Step 2: Convert to fraction form
    1,362,949.11/1,880,825.67 = 782,267.82/x
  3. Step 3: Cross multiply
    1,362,949.11x = 1,880,825.67 × 782,267.82
  4. Step 4: Simplify right side
    1,362,949.11x = 1,471,309,396,670.94
  5. Step 5: Solve for x
    x = 1,471,309,396,670.94/1,362,949.11
  6. Step 6: Final answer
    x = 1,079,504.28

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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.