Home / 1,345,939.20-1,857,418.56-734,095.44

Finding the Fourth Proportional to 1,345,939.20, 1,857,418.56 and 734,095.44

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Solution

The fourth proportional to 1,345,939.20, 1,857,418.56 and 734,095.44 is: 1,013,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,939.20 : 1,857,418.56 = 734,095.44 : x
  2. Step 2: Convert to fraction form
    1,345,939.20/1,857,418.56 = 734,095.44/x
  3. Step 3: Cross multiply
    1,345,939.20x = 1,857,418.56 × 734,095.44
  4. Step 4: Simplify right side
    1,345,939.20x = 1,363,522,495,067.37
  5. Step 5: Solve for x
    x = 1,363,522,495,067.37/1,345,939.20
  6. Step 6: Final answer
    x = 1,013,063.96

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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.