Home / 1,410,241.28-2,116,202.40-511,753.12

Finding the Fourth Proportional to 1,410,241.28, 2,116,202.40 and 511,753.12

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Solution

The fourth proportional to 1,410,241.28, 2,116,202.40 and 511,753.12 is: 767,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,241.28 : 2,116,202.40 = 511,753.12 : x
  2. Step 2: Convert to fraction form
    1,410,241.28/2,116,202.40 = 511,753.12/x
  3. Step 3: Cross multiply
    1,410,241.28x = 2,116,202.40 × 511,753.12
  4. Step 4: Simplify right side
    1,410,241.28x = 1,082,973,180,751.49
  5. Step 5: Solve for x
    x = 1,082,973,180,751.49/1,410,241.28
  6. Step 6: Final answer
    x = 767,934.68

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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.