Home / 1,218,757.04-1,827,016-419,848.64

Finding the Fourth Proportional to 1,218,757.04, 1,827,016 and 419,848.64

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Solution

The fourth proportional to 1,218,757.04, 1,827,016 and 419,848.64 is: 629,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,757.04 : 1,827,016 = 419,848.64 : x
  2. Step 2: Convert to fraction form
    1,218,757.04/1,827,016 = 419,848.64/x
  3. Step 3: Cross multiply
    1,218,757.04x = 1,827,016 × 419,848.64
  4. Step 4: Simplify right side
    1,218,757.04x = 767,070,182,858.24
  5. Step 5: Solve for x
    x = 767,070,182,858.24/1,218,757.04
  6. Step 6: Final answer
    x = 629,387.28

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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.