Home / 1,205,616.30-1,665,131.32-793,993.13

Finding the Fourth Proportional to 1,205,616.30, 1,665,131.32 and 793,993.13

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Solution

The fourth proportional to 1,205,616.30, 1,665,131.32 and 793,993.13 is: 1,096,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,616.30 : 1,665,131.32 = 793,993.13 : x
  2. Step 2: Convert to fraction form
    1,205,616.30/1,665,131.32 = 793,993.13/x
  3. Step 3: Cross multiply
    1,205,616.30x = 1,665,131.32 × 793,993.13
  4. Step 4: Simplify right side
    1,205,616.30x = 1,322,102,828,627.83
  5. Step 5: Solve for x
    x = 1,322,102,828,627.83/1,205,616.30
  6. Step 6: Final answer
    x = 1,096,619.90

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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.