Home / 1,728,268.47-2,384,345.30-1,082,564.55

Finding the Fourth Proportional to 1,728,268.47, 2,384,345.30 and 1,082,564.55

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Solution

The fourth proportional to 1,728,268.47, 2,384,345.30 and 1,082,564.55 is: 1,493,522.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,268.47 : 2,384,345.30 = 1,082,564.55 : x
  2. Step 2: Convert to fraction form
    1,728,268.47/2,384,345.30 = 1,082,564.55/x
  3. Step 3: Cross multiply
    1,728,268.47x = 2,384,345.30 × 1,082,564.55
  4. Step 4: Simplify right side
    1,728,268.47x = 2,581,207,691,326.29
  5. Step 5: Solve for x
    x = 2,581,207,691,326.29/1,728,268.47
  6. Step 6: Final answer
    x = 1,493,522.41

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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.