Home / 3,237,687-4,468,044.32-1,787,383.36

Finding the Fourth Proportional to 3,237,687, 4,468,044.32 and 1,787,383.36

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Solution

The fourth proportional to 3,237,687, 4,468,044.32 and 1,787,383.36 is: 2,466,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,687 : 4,468,044.32 = 1,787,383.36 : x
  2. Step 2: Convert to fraction form
    3,237,687/4,468,044.32 = 1,787,383.36/x
  3. Step 3: Cross multiply
    3,237,687x = 4,468,044.32 × 1,787,383.36
  4. Step 4: Simplify right side
    3,237,687x = 7,986,108,069,310.52
  5. Step 5: Solve for x
    x = 7,986,108,069,310.52/3,237,687
  6. Step 6: Final answer
    x = 2,466,609.05

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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.