Home / 2,419,015.79-3,338,465.52-1,331,508.17

Finding the Fourth Proportional to 2,419,015.79, 3,338,465.52 and 1,331,508.17

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Solution

The fourth proportional to 2,419,015.79, 3,338,465.52 and 1,331,508.17 is: 1,837,604.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,015.79 : 3,338,465.52 = 1,331,508.17 : x
  2. Step 2: Convert to fraction form
    2,419,015.79/3,338,465.52 = 1,331,508.17/x
  3. Step 3: Cross multiply
    2,419,015.79x = 3,338,465.52 × 1,331,508.17
  4. Step 4: Simplify right side
    2,419,015.79x = 4,445,194,128,482.62
  5. Step 5: Solve for x
    x = 4,445,194,128,482.62/2,419,015.79
  6. Step 6: Final answer
    x = 1,837,604.43

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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.