Home / 3,247,703.20-4,862,223.60-1,987,991.20

Finding the Fourth Proportional to 3,247,703.20, 4,862,223.60 and 1,987,991.20

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Solution

The fourth proportional to 3,247,703.20, 4,862,223.60 and 1,987,991.20 is: 2,976,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,703.20 : 4,862,223.60 = 1,987,991.20 : x
  2. Step 2: Convert to fraction form
    3,247,703.20/4,862,223.60 = 1,987,991.20/x
  3. Step 3: Cross multiply
    3,247,703.20x = 4,862,223.60 × 1,987,991.20
  4. Step 4: Simplify right side
    3,247,703.20x = 9,666,057,729,232.32
  5. Step 5: Solve for x
    x = 9,666,057,729,232.32/3,247,703.20
  6. Step 6: Final answer
    x = 2,976,274.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.