Home / 2,702,649.36-3,729,656.46-1,478,955.15

Finding the Fourth Proportional to 2,702,649.36, 3,729,656.46 and 1,478,955.15

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Solution

The fourth proportional to 2,702,649.36, 3,729,656.46 and 1,478,955.15 is: 2,040,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,649.36 : 3,729,656.46 = 1,478,955.15 : x
  2. Step 2: Convert to fraction form
    2,702,649.36/3,729,656.46 = 1,478,955.15/x
  3. Step 3: Cross multiply
    2,702,649.36x = 3,729,656.46 × 1,478,955.15
  4. Step 4: Simplify right side
    2,702,649.36x = 5,515,994,629,247.77
  5. Step 5: Solve for x
    x = 5,515,994,629,247.77/2,702,649.36
  6. Step 6: Final answer
    x = 2,040,958.29

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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.