Home / 1,339,007.91-1,847,825.20-727,156.39

Finding the Fourth Proportional to 1,339,007.91, 1,847,825.20 and 727,156.39

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Solution

The fourth proportional to 1,339,007.91, 1,847,825.20 and 727,156.39 is: 1,003,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,007.91 : 1,847,825.20 = 727,156.39 : x
  2. Step 2: Convert to fraction form
    1,339,007.91/1,847,825.20 = 727,156.39/x
  3. Step 3: Cross multiply
    1,339,007.91x = 1,847,825.20 × 727,156.39
  4. Step 4: Simplify right side
    1,339,007.91x = 1,343,657,901,783.03
  5. Step 5: Solve for x
    x = 1,343,657,901,783.03/1,339,007.91
  6. Step 6: Final answer
    x = 1,003,472.71

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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.