Home / 5,103,933.05-7,043,362.61-2,780,922.30

Finding the Fourth Proportional to 5,103,933.05, 7,043,362.61 and 2,780,922.30

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Solution

The fourth proportional to 5,103,933.05, 7,043,362.61 and 2,780,922.30 is: 3,837,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,933.05 : 7,043,362.61 = 2,780,922.30 : x
  2. Step 2: Convert to fraction form
    5,103,933.05/7,043,362.61 = 2,780,922.30/x
  3. Step 3: Cross multiply
    5,103,933.05x = 7,043,362.61 × 2,780,922.30
  4. Step 4: Simplify right side
    5,103,933.05x = 19,587,044,135,230.59
  5. Step 5: Solve for x
    x = 19,587,044,135,230.59/5,103,933.05
  6. Step 6: Final answer
    x = 3,837,637.36

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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.