Home / 1,497,975-2,067,212.79-818,911.50

Finding the Fourth Proportional to 1,497,975, 2,067,212.79 and 818,911.50

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Solution

The fourth proportional to 1,497,975, 2,067,212.79 and 818,911.50 is: 1,130,101.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,975 : 2,067,212.79 = 818,911.50 : x
  2. Step 2: Convert to fraction form
    1,497,975/2,067,212.79 = 818,911.50/x
  3. Step 3: Cross multiply
    1,497,975x = 2,067,212.79 × 818,911.50
  4. Step 4: Simplify right side
    1,497,975x = 1,692,864,326,678.09
  5. Step 5: Solve for x
    x = 1,692,864,326,678.09/1,497,975
  6. Step 6: Final answer
    x = 1,130,101.86

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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.