Home / 1,675,245.42-2,311,836.93-911,297.16

Finding the Fourth Proportional to 1,675,245.42, 2,311,836.93 and 911,297.16

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Solution

The fourth proportional to 1,675,245.42, 2,311,836.93 and 911,297.16 is: 1,257,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,245.42 : 2,311,836.93 = 911,297.16 : x
  2. Step 2: Convert to fraction form
    1,675,245.42/2,311,836.93 = 911,297.16/x
  3. Step 3: Cross multiply
    1,675,245.42x = 2,311,836.93 × 911,297.16
  4. Step 4: Simplify right side
    1,675,245.42x = 2,106,770,428,692.12
  5. Step 5: Solve for x
    x = 2,106,770,428,692.12/1,675,245.42
  6. Step 6: Final answer
    x = 1,257,589.13

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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.