Home / 3,713,123.20-5,569,762.56-1,188,771.16

Finding the Fourth Proportional to 3,713,123.20, 5,569,762.56 and 1,188,771.16

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Solution

The fourth proportional to 3,713,123.20, 5,569,762.56 and 1,188,771.16 is: 1,783,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713,123.20 : 5,569,762.56 = 1,188,771.16 : x
  2. Step 2: Convert to fraction form
    3,713,123.20/5,569,762.56 = 1,188,771.16/x
  3. Step 3: Cross multiply
    3,713,123.20x = 5,569,762.56 × 1,188,771.16
  4. Step 4: Simplify right side
    3,713,123.20x = 6,621,173,099,375.77
  5. Step 5: Solve for x
    x = 6,621,173,099,375.77/3,713,123.20
  6. Step 6: Final answer
    x = 1,783,181.64

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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.