Home / 3,100,439.53-4,278,845.95-1,860,096.37

Finding the Fourth Proportional to 3,100,439.53, 4,278,845.95 and 1,860,096.37

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Solution

The fourth proportional to 3,100,439.53, 4,278,845.95 and 1,860,096.37 is: 2,567,076.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,439.53 : 4,278,845.95 = 1,860,096.37 : x
  2. Step 2: Convert to fraction form
    3,100,439.53/4,278,845.95 = 1,860,096.37/x
  3. Step 3: Cross multiply
    3,100,439.53x = 4,278,845.95 × 1,860,096.37
  4. Step 4: Simplify right side
    3,100,439.53x = 7,959,065,819,384.20
  5. Step 5: Solve for x
    x = 7,959,065,819,384.20/3,100,439.53
  6. Step 6: Final answer
    x = 2,567,076.62

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1.5x scale

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.