Home / 2,320,537.70-3,202,292.37-1,287,985.27

Finding the Fourth Proportional to 2,320,537.70, 3,202,292.37 and 1,287,985.27

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Solution

The fourth proportional to 2,320,537.70, 3,202,292.37 and 1,287,985.27 is: 1,777,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320,537.70 : 3,202,292.37 = 1,287,985.27 : x
  2. Step 2: Convert to fraction form
    2,320,537.70/3,202,292.37 = 1,287,985.27/x
  3. Step 3: Cross multiply
    2,320,537.70x = 3,202,292.37 × 1,287,985.27
  4. Step 4: Simplify right side
    2,320,537.70x = 4,124,505,402,793.39
  5. Step 5: Solve for x
    x = 4,124,505,402,793.39/2,320,537.70
  6. Step 6: Final answer
    x = 1,777,392.11

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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.