Home / 3,111,639.60-4,667,459.40-2,922,682.80

Finding the Fourth Proportional to 3,111,639.60, 4,667,459.40 and 2,922,682.80

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Solution

The fourth proportional to 3,111,639.60, 4,667,459.40 and 2,922,682.80 is: 4,384,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,639.60 : 4,667,459.40 = 2,922,682.80 : x
  2. Step 2: Convert to fraction form
    3,111,639.60/4,667,459.40 = 2,922,682.80/x
  3. Step 3: Cross multiply
    3,111,639.60x = 4,667,459.40 × 2,922,682.80
  4. Step 4: Simplify right side
    3,111,639.60x = 13,641,503,308,078.32
  5. Step 5: Solve for x
    x = 13,641,503,308,078.32/3,111,639.60
  6. Step 6: Final answer
    x = 4,384,024.20

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1.5x scale

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.