Home / 2,419,430.48-3,629,155.22-980,141.11

Finding the Fourth Proportional to 2,419,430.48, 3,629,155.22 and 980,141.11

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Solution

The fourth proportional to 2,419,430.48, 3,629,155.22 and 980,141.11 is: 1,470,215.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,430.48 : 3,629,155.22 = 980,141.11 : x
  2. Step 2: Convert to fraction form
    2,419,430.48/3,629,155.22 = 980,141.11/x
  3. Step 3: Cross multiply
    2,419,430.48x = 3,629,155.22 × 980,141.11
  4. Step 4: Simplify right side
    2,419,430.48x = 3,557,084,215,395.03
  5. Step 5: Solve for x
    x = 3,557,084,215,395.03/2,419,430.48
  6. Step 6: Final answer
    x = 1,470,215.51

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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.