Home / 2,621,400.38-3,616,801.50-1,690,714.33

Finding the Fourth Proportional to 2,621,400.38, 3,616,801.50 and 1,690,714.33

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Solution

The fourth proportional to 2,621,400.38, 3,616,801.50 and 1,690,714.33 is: 2,332,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,400.38 : 3,616,801.50 = 1,690,714.33 : x
  2. Step 2: Convert to fraction form
    2,621,400.38/3,616,801.50 = 1,690,714.33/x
  3. Step 3: Cross multiply
    2,621,400.38x = 3,616,801.50 × 1,690,714.33
  4. Step 4: Simplify right side
    2,621,400.38x = 6,114,978,124,815.50
  5. Step 5: Solve for x
    x = 6,114,978,124,815.50/2,621,400.38
  6. Step 6: Final answer
    x = 2,332,714.29

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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.