Home / 4,071,129.70-6,106,694.55-2,870,515.30

Finding the Fourth Proportional to 4,071,129.70, 6,106,694.55 and 2,870,515.30

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Solution

The fourth proportional to 4,071,129.70, 6,106,694.55 and 2,870,515.30 is: 4,305,772.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071,129.70 : 6,106,694.55 = 2,870,515.30 : x
  2. Step 2: Convert to fraction form
    4,071,129.70/6,106,694.55 = 2,870,515.30/x
  3. Step 3: Cross multiply
    4,071,129.70x = 6,106,694.55 × 2,870,515.30
  4. Step 4: Simplify right side
    4,071,129.70x = 17,529,360,138,201.61
  5. Step 5: Solve for x
    x = 17,529,360,138,201.61/4,071,129.70
  6. Step 6: Final answer
    x = 4,305,772.95

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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.