Home / 3,621,958.39-4,997,212.59-2,171,124.46

Finding the Fourth Proportional to 3,621,958.39, 4,997,212.59 and 2,171,124.46

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Solution

The fourth proportional to 3,621,958.39, 4,997,212.59 and 2,171,124.46 is: 2,995,498.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,958.39 : 4,997,212.59 = 2,171,124.46 : x
  2. Step 2: Convert to fraction form
    3,621,958.39/4,997,212.59 = 2,171,124.46/x
  3. Step 3: Cross multiply
    3,621,958.39x = 4,997,212.59 × 2,171,124.46
  4. Step 4: Simplify right side
    3,621,958.39x = 10,849,570,485,968.95
  5. Step 5: Solve for x
    x = 10,849,570,485,968.95/3,621,958.39
  6. Step 6: Final answer
    x = 2,995,498.38

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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.