Home / 3,963,643.07-5,469,797.36-2,152,820.03

Finding the Fourth Proportional to 3,963,643.07, 5,469,797.36 and 2,152,820.03

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Solution

The fourth proportional to 3,963,643.07, 5,469,797.36 and 2,152,820.03 is: 2,970,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,643.07 : 5,469,797.36 = 2,152,820.03 : x
  2. Step 2: Convert to fraction form
    3,963,643.07/5,469,797.36 = 2,152,820.03/x
  3. Step 3: Cross multiply
    3,963,643.07x = 5,469,797.36 × 2,152,820.03
  4. Step 4: Simplify right side
    3,963,643.07x = 11,775,489,294,682.18
  5. Step 5: Solve for x
    x = 11,775,489,294,682.18/3,963,643.07
  6. Step 6: Final answer
    x = 2,970,875.30

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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.