Home / 3,963,707.13-5,469,921.30-2,152,871.13

Finding the Fourth Proportional to 3,963,707.13, 5,469,921.30 and 2,152,871.13

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Solution

The fourth proportional to 3,963,707.13, 5,469,921.30 and 2,152,871.13 is: 2,970,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,707.13 : 5,469,921.30 = 2,152,871.13 : x
  2. Step 2: Convert to fraction form
    3,963,707.13/5,469,921.30 = 2,152,871.13/x
  3. Step 3: Cross multiply
    3,963,707.13x = 5,469,921.30 × 2,152,871.13
  4. Step 4: Simplify right side
    3,963,707.13x = 11,776,035,650,142.07
  5. Step 5: Solve for x
    x = 11,776,035,650,142.07/3,963,707.13
  6. Step 6: Final answer
    x = 2,970,965.13

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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.