Home / 2,959,811.80-4,439,717.70-2,518,912.60

Finding the Fourth Proportional to 2,959,811.80, 4,439,717.70 and 2,518,912.60

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Solution

The fourth proportional to 2,959,811.80, 4,439,717.70 and 2,518,912.60 is: 3,778,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,811.80 : 4,439,717.70 = 2,518,912.60 : x
  2. Step 2: Convert to fraction form
    2,959,811.80/4,439,717.70 = 2,518,912.60/x
  3. Step 3: Cross multiply
    2,959,811.80x = 4,439,717.70 × 2,518,912.60
  4. Step 4: Simplify right side
    2,959,811.80x = 11,183,260,854,973.02
  5. Step 5: Solve for x
    x = 11,183,260,854,973.02/2,959,811.80
  6. Step 6: Final answer
    x = 3,778,368.90

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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.