Home / 2,635,911.52-3,637,509.63-1,489,991.86

Finding the Fourth Proportional to 2,635,911.52, 3,637,509.63 and 1,489,991.86

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Solution

The fourth proportional to 2,635,911.52, 3,637,509.63 and 1,489,991.86 is: 2,056,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,911.52 : 3,637,509.63 = 1,489,991.86 : x
  2. Step 2: Convert to fraction form
    2,635,911.52/3,637,509.63 = 1,489,991.86/x
  3. Step 3: Cross multiply
    2,635,911.52x = 3,637,509.63 × 1,489,991.86
  4. Step 4: Simplify right side
    2,635,911.52x = 5,419,859,738,331.03
  5. Step 5: Solve for x
    x = 5,419,859,738,331.03/2,635,911.52
  6. Step 6: Final answer
    x = 2,056,161.48

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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.