Home / 3,817,620.51-5,268,416.90-2,098,784.31

Finding the Fourth Proportional to 3,817,620.51, 5,268,416.90 and 2,098,784.31

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Solution

The fourth proportional to 3,817,620.51, 5,268,416.90 and 2,098,784.31 is: 2,896,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,620.51 : 5,268,416.90 = 2,098,784.31 : x
  2. Step 2: Convert to fraction form
    3,817,620.51/5,268,416.90 = 2,098,784.31/x
  3. Step 3: Cross multiply
    3,817,620.51x = 5,268,416.90 × 2,098,784.31
  4. Step 4: Simplify right side
    3,817,620.51x = 11,057,270,717,764.92
  5. Step 5: Solve for x
    x = 11,057,270,717,764.92/3,817,620.51
  6. Step 6: Final answer
    x = 2,896,377.65

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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.