Home / 2,407,991.21-3,607,173.89-1,447,921.14

Finding the Fourth Proportional to 2,407,991.21, 3,607,173.89 and 1,447,921.14

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Solution

The fourth proportional to 2,407,991.21, 3,607,173.89 and 1,447,921.14 is: 2,168,987.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,991.21 : 3,607,173.89 = 1,447,921.14 : x
  2. Step 2: Convert to fraction form
    2,407,991.21/3,607,173.89 = 1,447,921.14/x
  3. Step 3: Cross multiply
    2,407,991.21x = 3,607,173.89 × 1,447,921.14
  4. Step 4: Simplify right side
    2,407,991.21x = 5,222,903,330,987.03
  5. Step 5: Solve for x
    x = 5,222,903,330,987.03/2,407,991.21
  6. Step 6: Final answer
    x = 2,168,987.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.