Home / 1,969,286.56-2,953,929.60-473,378.56

Finding the Fourth Proportional to 1,969,286.56, 2,953,929.60 and 473,378.56

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Solution

The fourth proportional to 1,969,286.56, 2,953,929.60 and 473,378.56 is: 710,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,286.56 : 2,953,929.60 = 473,378.56 : x
  2. Step 2: Convert to fraction form
    1,969,286.56/2,953,929.60 = 473,378.56/x
  3. Step 3: Cross multiply
    1,969,286.56x = 2,953,929.60 × 473,378.56
  4. Step 4: Simplify right side
    1,969,286.56x = 1,398,326,940,389.38
  5. Step 5: Solve for x
    x = 1,398,326,940,389.38/1,969,286.56
  6. Step 6: Final answer
    x = 710,067.78

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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.