Home / 1,949,188.46-2,918,081.30-1,137,089.75

Finding the Fourth Proportional to 1,949,188.46, 2,918,081.30 and 1,137,089.75

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Solution

The fourth proportional to 1,949,188.46, 2,918,081.30 and 1,137,089.75 is: 1,702,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,188.46 : 2,918,081.30 = 1,137,089.75 : x
  2. Step 2: Convert to fraction form
    1,949,188.46/2,918,081.30 = 1,137,089.75/x
  3. Step 3: Cross multiply
    1,949,188.46x = 2,918,081.30 × 1,137,089.75
  4. Step 4: Simplify right side
    1,949,188.46x = 3,318,120,315,620.82
  5. Step 5: Solve for x
    x = 3,318,120,315,620.82/1,949,188.46
  6. Step 6: Final answer
    x = 1,702,308.62

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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.