Home / 3,810,071.56-5,257,998.48-2,178,744.52

Finding the Fourth Proportional to 3,810,071.56, 5,257,998.48 and 2,178,744.52

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Solution

The fourth proportional to 3,810,071.56, 5,257,998.48 and 2,178,744.52 is: 3,006,724.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,071.56 : 5,257,998.48 = 2,178,744.52 : x
  2. Step 2: Convert to fraction form
    3,810,071.56/5,257,998.48 = 2,178,744.52/x
  3. Step 3: Cross multiply
    3,810,071.56x = 5,257,998.48 × 2,178,744.52
  4. Step 4: Simplify right side
    3,810,071.56x = 11,455,835,374,468.33
  5. Step 5: Solve for x
    x = 11,455,835,374,468.33/3,810,071.56
  6. Step 6: Final answer
    x = 3,006,724.47

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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.