Home / 5,478,286.71-7,559,759.04-2,997,453.69

Finding the Fourth Proportional to 5,478,286.71, 7,559,759.04 and 2,997,453.69

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Solution

The fourth proportional to 5,478,286.71, 7,559,759.04 and 2,997,453.69 is: 4,136,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,286.71 : 7,559,759.04 = 2,997,453.69 : x
  2. Step 2: Convert to fraction form
    5,478,286.71/7,559,759.04 = 2,997,453.69/x
  3. Step 3: Cross multiply
    5,478,286.71x = 7,559,759.04 × 2,997,453.69
  4. Step 4: Simplify right side
    5,478,286.71x = 22,660,027,629,958.86
  5. Step 5: Solve for x
    x = 22,660,027,629,958.86/5,478,286.71
  6. Step 6: Final answer
    x = 4,136,334.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.