Home / 4,845,399.60-7,259,351.40-2,821,987.20

Finding the Fourth Proportional to 4,845,399.60, 7,259,351.40 and 2,821,987.20

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Solution

The fourth proportional to 4,845,399.60, 7,259,351.40 and 2,821,987.20 is: 4,227,885.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,399.60 : 7,259,351.40 = 2,821,987.20 : x
  2. Step 2: Convert to fraction form
    4,845,399.60/7,259,351.40 = 2,821,987.20/x
  3. Step 3: Cross multiply
    4,845,399.60x = 7,259,351.40 × 2,821,987.20
  4. Step 4: Simplify right side
    4,845,399.60x = 20,485,796,731,102.08
  5. Step 5: Solve for x
    x = 20,485,796,731,102.08/4,845,399.60
  6. Step 6: Final answer
    x = 4,227,885.92

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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.