Home / 1,861,218.52-2,568,425.62-1,034,289.28

Finding the Fourth Proportional to 1,861,218.52, 2,568,425.62 and 1,034,289.28

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Solution

The fourth proportional to 1,861,218.52, 2,568,425.62 and 1,034,289.28 is: 1,427,288.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,218.52 : 2,568,425.62 = 1,034,289.28 : x
  2. Step 2: Convert to fraction form
    1,861,218.52/2,568,425.62 = 1,034,289.28/x
  3. Step 3: Cross multiply
    1,861,218.52x = 2,568,425.62 × 1,034,289.28
  4. Step 4: Simplify right side
    1,861,218.52x = 2,656,495,085,243.35
  5. Step 5: Solve for x
    x = 2,656,495,085,243.35/1,861,218.52
  6. Step 6: Final answer
    x = 1,427,288.12

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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.