Home / 1,436,338.44-1,982,047.96-807,776.12

Finding the Fourth Proportional to 1,436,338.44, 1,982,047.96 and 807,776.12

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Solution

The fourth proportional to 1,436,338.44, 1,982,047.96 and 807,776.12 is: 1,114,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,338.44 : 1,982,047.96 = 807,776.12 : x
  2. Step 2: Convert to fraction form
    1,436,338.44/1,982,047.96 = 807,776.12/x
  3. Step 3: Cross multiply
    1,436,338.44x = 1,982,047.96 × 807,776.12
  4. Step 4: Simplify right side
    1,436,338.44x = 1,601,051,010,782.72
  5. Step 5: Solve for x
    x = 1,601,051,010,782.72/1,436,338.44
  6. Step 6: Final answer
    x = 1,114,675.32

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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.