Home / 5,177,998.40-7,764,232.80-2,182,798.40

Finding the Fourth Proportional to 5,177,998.40, 7,764,232.80 and 2,182,798.40

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Solution

The fourth proportional to 5,177,998.40, 7,764,232.80 and 2,182,798.40 is: 3,273,032.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,998.40 : 7,764,232.80 = 2,182,798.40 : x
  2. Step 2: Convert to fraction form
    5,177,998.40/7,764,232.80 = 2,182,798.40/x
  3. Step 3: Cross multiply
    5,177,998.40x = 7,764,232.80 × 2,182,798.40
  4. Step 4: Simplify right side
    5,177,998.40x = 16,947,754,933,067.52
  5. Step 5: Solve for x
    x = 16,947,754,933,067.52/5,177,998.40
  6. Step 6: Final answer
    x = 3,273,032.09

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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.