Home / 4,772,244.69-7,149,335.31-2,821,131.81

Finding the Fourth Proportional to 4,772,244.69, 7,149,335.31 and 2,821,131.81

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Solution

The fourth proportional to 4,772,244.69, 7,149,335.31 and 2,821,131.81 is: 4,226,358.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772,244.69 : 7,149,335.31 = 2,821,131.81 : x
  2. Step 2: Convert to fraction form
    4,772,244.69/7,149,335.31 = 2,821,131.81/x
  3. Step 3: Cross multiply
    4,772,244.69x = 7,149,335.31 × 2,821,131.81
  4. Step 4: Simplify right side
    4,772,244.69x = 20,169,217,263,397.21
  5. Step 5: Solve for x
    x = 20,169,217,263,397.21/4,772,244.69
  6. Step 6: Final answer
    x = 4,226,358.57

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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.