Home / 1,022,759.90-1,409,941.59-804,589.38

Finding the Fourth Proportional to 1,022,759.90, 1,409,941.59 and 804,589.38

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Solution

The fourth proportional to 1,022,759.90, 1,409,941.59 and 804,589.38 is: 1,109,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,759.90 : 1,409,941.59 = 804,589.38 : x
  2. Step 2: Convert to fraction form
    1,022,759.90/1,409,941.59 = 804,589.38/x
  3. Step 3: Cross multiply
    1,022,759.90x = 1,409,941.59 × 804,589.38
  4. Step 4: Simplify right side
    1,022,759.90x = 1,134,424,029,734.31
  5. Step 5: Solve for x
    x = 1,134,424,029,734.31/1,022,759.90
  6. Step 6: Final answer
    x = 1,109,179.23

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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.