Home / 3,419,817.26-4,719,486.75-1,891,898.06

Finding the Fourth Proportional to 3,419,817.26, 4,719,486.75 and 1,891,898.06

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Solution

The fourth proportional to 3,419,817.26, 4,719,486.75 and 1,891,898.06 is: 2,610,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,817.26 : 4,719,486.75 = 1,891,898.06 : x
  2. Step 2: Convert to fraction form
    3,419,817.26/4,719,486.75 = 1,891,898.06/x
  3. Step 3: Cross multiply
    3,419,817.26x = 4,719,486.75 × 1,891,898.06
  4. Step 4: Simplify right side
    3,419,817.26x = 8,928,787,826,520.71
  5. Step 5: Solve for x
    x = 8,928,787,826,520.71/3,419,817.26
  6. Step 6: Final answer
    x = 2,610,896.18

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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.