Home / 3,103,215.60-4,656,135.60-1,966,850.40

Finding the Fourth Proportional to 3,103,215.60, 4,656,135.60 and 1,966,850.40

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Solution

The fourth proportional to 3,103,215.60, 4,656,135.60 and 1,966,850.40 is: 2,951,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,215.60 : 4,656,135.60 = 1,966,850.40 : x
  2. Step 2: Convert to fraction form
    3,103,215.60/4,656,135.60 = 1,966,850.40/x
  3. Step 3: Cross multiply
    3,103,215.60x = 4,656,135.60 × 1,966,850.40
  4. Step 4: Simplify right side
    3,103,215.60x = 9,157,922,167,314.24
  5. Step 5: Solve for x
    x = 9,157,922,167,314.24/3,103,215.60
  6. Step 6: Final answer
    x = 2,951,107.29

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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.