Home / 1,030,429.82-1,422,163.46-571,692.14

Finding the Fourth Proportional to 1,030,429.82, 1,422,163.46 and 571,692.14

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Solution

The fourth proportional to 1,030,429.82, 1,422,163.46 and 571,692.14 is: 789,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,429.82 : 1,422,163.46 = 571,692.14 : x
  2. Step 2: Convert to fraction form
    1,030,429.82/1,422,163.46 = 571,692.14/x
  3. Step 3: Cross multiply
    1,030,429.82x = 1,422,163.46 × 571,692.14
  4. Step 4: Simplify right side
    1,030,429.82x = 813,039,676,312.63
  5. Step 5: Solve for x
    x = 813,039,676,312.63/1,030,429.82
  6. Step 6: Final answer
    x = 789,029.64

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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.