Home / 2,754,811.96-3,802,709.78-2,068,465.75

Finding the Fourth Proportional to 2,754,811.96, 3,802,709.78 and 2,068,465.75

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Solution

The fourth proportional to 2,754,811.96, 3,802,709.78 and 2,068,465.75 is: 2,855,285.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,811.96 : 3,802,709.78 = 2,068,465.75 : x
  2. Step 2: Convert to fraction form
    2,754,811.96/3,802,709.78 = 2,068,465.75/x
  3. Step 3: Cross multiply
    2,754,811.96x = 3,802,709.78 × 2,068,465.75
  4. Step 4: Simplify right side
    2,754,811.96x = 7,865,774,937,120.03
  5. Step 5: Solve for x
    x = 7,865,774,937,120.03/2,754,811.96
  6. Step 6: Final answer
    x = 2,855,285.61

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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.