Home / 1,350,992.72-1,864,064.92-807,022.32

Finding the Fourth Proportional to 1,350,992.72, 1,864,064.92 and 807,022.32

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Solution

The fourth proportional to 1,350,992.72, 1,864,064.92 and 807,022.32 is: 1,113,508.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,992.72 : 1,864,064.92 = 807,022.32 : x
  2. Step 2: Convert to fraction form
    1,350,992.72/1,864,064.92 = 807,022.32/x
  3. Step 3: Cross multiply
    1,350,992.72x = 1,864,064.92 × 807,022.32
  4. Step 4: Simplify right side
    1,350,992.72x = 1,504,341,996,369.01
  5. Step 5: Solve for x
    x = 1,504,341,996,369.01/1,350,992.72
  6. Step 6: Final answer
    x = 1,113,508.59

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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.