Home / 3,396,540.75-4,687,226.24-1,868,615.07

Finding the Fourth Proportional to 3,396,540.75, 4,687,226.24 and 1,868,615.07

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Solution

The fourth proportional to 3,396,540.75, 4,687,226.24 and 1,868,615.07 is: 2,578,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,540.75 : 4,687,226.24 = 1,868,615.07 : x
  2. Step 2: Convert to fraction form
    3,396,540.75/4,687,226.24 = 1,868,615.07/x
  3. Step 3: Cross multiply
    3,396,540.75x = 4,687,226.24 × 1,868,615.07
  4. Step 4: Simplify right side
    3,396,540.75x = 8,758,621,579,220.36
  5. Step 5: Solve for x
    x = 8,758,621,579,220.36/3,396,540.75
  6. Step 6: Final answer
    x = 2,578,688.80

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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.