Home / 1,015,936.96-1,401,996.84-557,058.64

Finding the Fourth Proportional to 1,015,936.96, 1,401,996.84 and 557,058.64

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Solution

The fourth proportional to 1,015,936.96, 1,401,996.84 and 557,058.64 is: 768,743.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,936.96 : 1,401,996.84 = 557,058.64 : x
  2. Step 2: Convert to fraction form
    1,015,936.96/1,401,996.84 = 557,058.64/x
  3. Step 3: Cross multiply
    1,015,936.96x = 1,401,996.84 × 557,058.64
  4. Step 4: Simplify right side
    1,015,936.96x = 780,994,452,974.70
  5. Step 5: Solve for x
    x = 780,994,452,974.70/1,015,936.96
  6. Step 6: Final answer
    x = 768,743.03

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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.