Home / 1,952,692.11-2,917,163.51-1,263,968.45

Finding the Fourth Proportional to 1,952,692.11, 2,917,163.51 and 1,263,968.45

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Solution

The fourth proportional to 1,952,692.11, 2,917,163.51 and 1,263,968.45 is: 1,888,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,692.11 : 2,917,163.51 = 1,263,968.45 : x
  2. Step 2: Convert to fraction form
    1,952,692.11/2,917,163.51 = 1,263,968.45/x
  3. Step 3: Cross multiply
    1,952,692.11x = 2,917,163.51 × 1,263,968.45
  4. Step 4: Simplify right side
    1,952,692.11x = 3,687,202,642,014.67
  5. Step 5: Solve for x
    x = 3,687,202,642,014.67/1,952,692.11
  6. Step 6: Final answer
    x = 1,888,266.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.