Home / 2,783,181.35-4,174,772.03-889,984.55

Finding the Fourth Proportional to 2,783,181.35, 4,174,772.03 and 889,984.55

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Solution

The fourth proportional to 2,783,181.35, 4,174,772.03 and 889,984.55 is: 1,334,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,181.35 : 4,174,772.03 = 889,984.55 : x
  2. Step 2: Convert to fraction form
    2,783,181.35/4,174,772.03 = 889,984.55/x
  3. Step 3: Cross multiply
    2,783,181.35x = 4,174,772.03 × 889,984.55
  4. Step 4: Simplify right side
    2,783,181.35x = 3,715,482,602,022.21
  5. Step 5: Solve for x
    x = 3,715,482,602,022.21/2,783,181.35
  6. Step 6: Final answer
    x = 1,334,976.83

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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.