Home / 1,205,615.55-1,665,130.29-793,992.38

Finding the Fourth Proportional to 1,205,615.55, 1,665,130.29 and 793,992.38

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Solution

The fourth proportional to 1,205,615.55, 1,665,130.29 and 793,992.38 is: 1,096,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,615.55 : 1,665,130.29 = 793,992.38 : x
  2. Step 2: Convert to fraction form
    1,205,615.55/1,665,130.29 = 793,992.38/x
  3. Step 3: Cross multiply
    1,205,615.55x = 1,665,130.29 × 793,992.38
  4. Step 4: Simplify right side
    1,205,615.55x = 1,322,100,756,908.31
  5. Step 5: Solve for x
    x = 1,322,100,756,908.31/1,205,615.55
  6. Step 6: Final answer
    x = 1,096,618.87

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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.