Home / 1,956,138.20-2,934,207.30-1,943,696.60

Finding the Fourth Proportional to 1,956,138.20, 2,934,207.30 and 1,943,696.60

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Solution

The fourth proportional to 1,956,138.20, 2,934,207.30 and 1,943,696.60 is: 2,915,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,138.20 : 2,934,207.30 = 1,943,696.60 : x
  2. Step 2: Convert to fraction form
    1,956,138.20/2,934,207.30 = 1,943,696.60/x
  3. Step 3: Cross multiply
    1,956,138.20x = 2,934,207.30 × 1,943,696.60
  4. Step 4: Simplify right side
    1,956,138.20x = 5,703,208,752,705.18
  5. Step 5: Solve for x
    x = 5,703,208,752,705.18/1,956,138.20
  6. Step 6: Final answer
    x = 2,915,544.90

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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.