Home / 3,500,465.80-5,250,698.70-2,660,657.80

Finding the Fourth Proportional to 3,500,465.80, 5,250,698.70 and 2,660,657.80

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Solution

The fourth proportional to 3,500,465.80, 5,250,698.70 and 2,660,657.80 is: 3,990,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,465.80 : 5,250,698.70 = 2,660,657.80 : x
  2. Step 2: Convert to fraction form
    3,500,465.80/5,250,698.70 = 2,660,657.80/x
  3. Step 3: Cross multiply
    3,500,465.80x = 5,250,698.70 × 2,660,657.80
  4. Step 4: Simplify right side
    3,500,465.80x = 13,970,312,451,604.86
  5. Step 5: Solve for x
    x = 13,970,312,451,604.86/3,500,465.80
  6. Step 6: Final answer
    x = 3,990,986.70

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Similar ratio
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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.