Home / 1,368,791.46-1,889,074.10-788,035.23

Finding the Fourth Proportional to 1,368,791.46, 1,889,074.10 and 788,035.23

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Solution

The fourth proportional to 1,368,791.46, 1,889,074.10 and 788,035.23 is: 1,087,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,791.46 : 1,889,074.10 = 788,035.23 : x
  2. Step 2: Convert to fraction form
    1,368,791.46/1,889,074.10 = 788,035.23/x
  3. Step 3: Cross multiply
    1,368,791.46x = 1,889,074.10 × 788,035.23
  4. Step 4: Simplify right side
    1,368,791.46x = 1,488,656,944,850.63
  5. Step 5: Solve for x
    x = 1,488,656,944,850.63/1,368,791.46
  6. Step 6: Final answer
    x = 1,087,570.30

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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.