Home / 1,866,420.51-2,797,028.14-1,410,637.59

Finding the Fourth Proportional to 1,866,420.51, 2,797,028.14 and 1,410,637.59

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Solution

The fourth proportional to 1,866,420.51, 2,797,028.14 and 1,410,637.59 is: 2,113,989.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,420.51 : 2,797,028.14 = 1,410,637.59 : x
  2. Step 2: Convert to fraction form
    1,866,420.51/2,797,028.14 = 1,410,637.59/x
  3. Step 3: Cross multiply
    1,866,420.51x = 2,797,028.14 × 1,410,637.59
  4. Step 4: Simplify right side
    1,866,420.51x = 3,945,593,034,571.78
  5. Step 5: Solve for x
    x = 3,945,593,034,571.78/1,866,420.51
  6. Step 6: Final answer
    x = 2,113,989.33

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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.