Home / 2,269,051.20-3,131,248.86-1,236,567.29

Finding the Fourth Proportional to 2,269,051.20, 3,131,248.86 and 1,236,567.29

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Solution

The fourth proportional to 2,269,051.20, 3,131,248.86 and 1,236,567.29 is: 1,706,440.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,051.20 : 3,131,248.86 = 1,236,567.29 : x
  2. Step 2: Convert to fraction form
    2,269,051.20/3,131,248.86 = 1,236,567.29/x
  3. Step 3: Cross multiply
    2,269,051.20x = 3,131,248.86 × 1,236,567.29
  4. Step 4: Simplify right side
    2,269,051.20x = 3,871,999,901,469.54
  5. Step 5: Solve for x
    x = 3,871,999,901,469.54/2,269,051.20
  6. Step 6: Final answer
    x = 1,706,440.08

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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.