Home / 3,085,964.90-4,260,712.28-1,926,177.80

Finding the Fourth Proportional to 3,085,964.90, 4,260,712.28 and 1,926,177.80

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Solution

The fourth proportional to 3,085,964.90, 4,260,712.28 and 1,926,177.80 is: 2,659,424.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,964.90 : 4,260,712.28 = 1,926,177.80 : x
  2. Step 2: Convert to fraction form
    3,085,964.90/4,260,712.28 = 1,926,177.80/x
  3. Step 3: Cross multiply
    3,085,964.90x = 4,260,712.28 × 1,926,177.80
  4. Step 4: Simplify right side
    3,085,964.90x = 8,206,889,405,923.39
  5. Step 5: Solve for x
    x = 8,206,889,405,923.39/3,085,964.90
  6. Step 6: Final answer
    x = 2,659,424.09

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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.