Home / 2,828,447.28-4,243,198.68-936,520.56

Finding the Fourth Proportional to 2,828,447.28, 4,243,198.68 and 936,520.56

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Solution

The fourth proportional to 2,828,447.28, 4,243,198.68 and 936,520.56 is: 1,404,955.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,447.28 : 4,243,198.68 = 936,520.56 : x
  2. Step 2: Convert to fraction form
    2,828,447.28/4,243,198.68 = 936,520.56/x
  3. Step 3: Cross multiply
    2,828,447.28x = 4,243,198.68 × 936,520.56
  4. Step 4: Simplify right side
    2,828,447.28x = 3,973,842,803,984.86
  5. Step 5: Solve for x
    x = 3,973,842,803,984.86/2,828,447.28
  6. Step 6: Final answer
    x = 1,404,955.59

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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.