Home / 4,940,520.80-7,410,781.20-4,893,281.60

Finding the Fourth Proportional to 4,940,520.80, 7,410,781.20 and 4,893,281.60

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Solution

The fourth proportional to 4,940,520.80, 7,410,781.20 and 4,893,281.60 is: 7,339,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,520.80 : 7,410,781.20 = 4,893,281.60 : x
  2. Step 2: Convert to fraction form
    4,940,520.80/7,410,781.20 = 4,893,281.60/x
  3. Step 3: Cross multiply
    4,940,520.80x = 7,410,781.20 × 4,893,281.60
  4. Step 4: Simplify right side
    4,940,520.80x = 36,263,039,287,585.92
  5. Step 5: Solve for x
    x = 36,263,039,287,585.92/4,940,520.80
  6. Step 6: Final answer
    x = 7,339,922.40

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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.