Home / 1,511,577.72-2,268,092.54-942,812.82

Finding the Fourth Proportional to 1,511,577.72, 2,268,092.54 and 942,812.82

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Solution

The fourth proportional to 1,511,577.72, 2,268,092.54 and 942,812.82 is: 1,414,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,577.72 : 2,268,092.54 = 942,812.82 : x
  2. Step 2: Convert to fraction form
    1,511,577.72/2,268,092.54 = 942,812.82/x
  3. Step 3: Cross multiply
    1,511,577.72x = 2,268,092.54 × 942,812.82
  4. Step 4: Simplify right side
    1,511,577.72x = 2,138,386,726,015.39
  5. Step 5: Solve for x
    x = 2,138,386,726,015.39/1,511,577.72
  6. Step 6: Final answer
    x = 1,414,672.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.