Home / 2,223,879.23-3,069,006.56-1,257,013.23

Finding the Fourth Proportional to 2,223,879.23, 3,069,006.56 and 1,257,013.23

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Solution

The fourth proportional to 2,223,879.23, 3,069,006.56 and 1,257,013.23 is: 1,734,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,879.23 : 3,069,006.56 = 1,257,013.23 : x
  2. Step 2: Convert to fraction form
    2,223,879.23/3,069,006.56 = 1,257,013.23/x
  3. Step 3: Cross multiply
    2,223,879.23x = 3,069,006.56 × 1,257,013.23
  4. Step 4: Simplify right side
    2,223,879.23x = 3,857,781,842,591.72
  5. Step 5: Solve for x
    x = 3,857,781,842,591.72/2,223,879.23
  6. Step 6: Final answer
    x = 1,734,708.34

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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.