Home / 3,757,722.56-5,185,105.80-2,103,784.16

Finding the Fourth Proportional to 3,757,722.56, 5,185,105.80 and 2,103,784.16

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Solution

The fourth proportional to 3,757,722.56, 5,185,105.80 and 2,103,784.16 is: 2,902,913.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757,722.56 : 5,185,105.80 = 2,103,784.16 : x
  2. Step 2: Convert to fraction form
    3,757,722.56/5,185,105.80 = 2,103,784.16/x
  3. Step 3: Cross multiply
    3,757,722.56x = 5,185,105.80 × 2,103,784.16
  4. Step 4: Simplify right side
    3,757,722.56x = 10,908,343,449,964.13
  5. Step 5: Solve for x
    x = 10,908,343,449,964.13/3,757,722.56
  6. Step 6: Final answer
    x = 2,902,913.47

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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.