Home / 3,886,996.32-5,364,295.20-2,144,657.16

Finding the Fourth Proportional to 3,886,996.32, 5,364,295.20 and 2,144,657.16

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Solution

The fourth proportional to 3,886,996.32, 5,364,295.20 and 2,144,657.16 is: 2,959,759.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,996.32 : 5,364,295.20 = 2,144,657.16 : x
  2. Step 2: Convert to fraction form
    3,886,996.32/5,364,295.20 = 2,144,657.16/x
  3. Step 3: Cross multiply
    3,886,996.32x = 5,364,295.20 × 2,144,657.16
  4. Step 4: Simplify right side
    3,886,996.32x = 11,504,574,109,033.63
  5. Step 5: Solve for x
    x = 11,504,574,109,033.63/3,886,996.32
  6. Step 6: Final answer
    x = 2,959,759.45

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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.