Home / 1,494,261.36-2,062,076.13-815,193

Finding the Fourth Proportional to 1,494,261.36, 2,062,076.13 and 815,193

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Solution

The fourth proportional to 1,494,261.36, 2,062,076.13 and 815,193 is: 1,124,963.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,261.36 : 2,062,076.13 = 815,193 : x
  2. Step 2: Convert to fraction form
    1,494,261.36/2,062,076.13 = 815,193/x
  3. Step 3: Cross multiply
    1,494,261.36x = 2,062,076.13 × 815,193
  4. Step 4: Simplify right side
    1,494,261.36x = 1,680,990,026,643.09
  5. Step 5: Solve for x
    x = 1,680,990,026,643.09/1,494,261.36
  6. Step 6: Final answer
    x = 1,124,963.86

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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.