Home / 2,811,662.28-4,214,304.05-1,292,204.71

Finding the Fourth Proportional to 2,811,662.28, 4,214,304.05 and 1,292,204.71

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Solution

The fourth proportional to 2,811,662.28, 4,214,304.05 and 1,292,204.71 is: 1,936,841.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,662.28 : 4,214,304.05 = 1,292,204.71 : x
  2. Step 2: Convert to fraction form
    2,811,662.28/4,214,304.05 = 1,292,204.71/x
  3. Step 3: Cross multiply
    2,811,662.28x = 4,214,304.05 × 1,292,204.71
  4. Step 4: Simplify right side
    2,811,662.28x = 5,445,743,541,588.93
  5. Step 5: Solve for x
    x = 5,445,743,541,588.93/2,811,662.28
  6. Step 6: Final answer
    x = 1,936,841.27

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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.