Home / 1,264,498.05-1,745,032.77-691,575.06

Finding the Fourth Proportional to 1,264,498.05, 1,745,032.77 and 691,575.06

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Solution

The fourth proportional to 1,264,498.05, 1,745,032.77 and 691,575.06 is: 954,387.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,498.05 : 1,745,032.77 = 691,575.06 : x
  2. Step 2: Convert to fraction form
    1,264,498.05/1,745,032.77 = 691,575.06/x
  3. Step 3: Cross multiply
    1,264,498.05x = 1,745,032.77 × 691,575.06
  4. Step 4: Simplify right side
    1,264,498.05x = 1,206,821,142,614.72
  5. Step 5: Solve for x
    x = 1,206,821,142,614.72/1,264,498.05
  6. Step 6: Final answer
    x = 954,387.51

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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.