Home / 3,056,311.25-4,217,435.63-1,679,639.10

Finding the Fourth Proportional to 3,056,311.25, 4,217,435.63 and 1,679,639.10

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Solution

The fourth proportional to 3,056,311.25, 4,217,435.63 and 1,679,639.10 is: 2,317,751.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,311.25 : 4,217,435.63 = 1,679,639.10 : x
  2. Step 2: Convert to fraction form
    3,056,311.25/4,217,435.63 = 1,679,639.10/x
  3. Step 3: Cross multiply
    3,056,311.25x = 4,217,435.63 × 1,679,639.10
  4. Step 4: Simplify right side
    3,056,311.25x = 7,083,769,764,793.95
  5. Step 5: Solve for x
    x = 7,083,769,764,793.95/3,056,311.25
  6. Step 6: Final answer
    x = 2,317,751.43

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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.