Home / 1,361,069.12-2,041,907.43-414,512.84

Finding the Fourth Proportional to 1,361,069.12, 2,041,907.43 and 414,512.84

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Solution

The fourth proportional to 1,361,069.12, 2,041,907.43 and 414,512.84 is: 621,861.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,069.12 : 2,041,907.43 = 414,512.84 : x
  2. Step 2: Convert to fraction form
    1,361,069.12/2,041,907.43 = 414,512.84/x
  3. Step 3: Cross multiply
    1,361,069.12x = 2,041,907.43 × 414,512.84
  4. Step 4: Simplify right side
    1,361,069.12x = 846,396,854,485.59
  5. Step 5: Solve for x
    x = 846,396,854,485.59/1,361,069.12
  6. Step 6: Final answer
    x = 621,861.77

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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.