Home / 3,963,577.44-5,469,706.80-2,152,754.40

Finding the Fourth Proportional to 3,963,577.44, 5,469,706.80 and 2,152,754.40

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Solution

The fourth proportional to 3,963,577.44, 5,469,706.80 and 2,152,754.40 is: 2,970,784.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,577.44 : 5,469,706.80 = 2,152,754.40 : x
  2. Step 2: Convert to fraction form
    3,963,577.44/5,469,706.80 = 2,152,754.40/x
  3. Step 3: Cross multiply
    3,963,577.44x = 5,469,706.80 × 2,152,754.40
  4. Step 4: Simplify right side
    3,963,577.44x = 11,774,935,380,409.92
  5. Step 5: Solve for x
    x = 11,774,935,380,409.92/3,963,577.44
  6. Step 6: Final answer
    x = 2,970,784.74

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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.