Home / 2,210,978.22-3,316,468.97-613,542.84

Finding the Fourth Proportional to 2,210,978.22, 3,316,468.97 and 613,542.84

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Solution

The fourth proportional to 2,210,978.22, 3,316,468.97 and 613,542.84 is: 920,314.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,978.22 : 3,316,468.97 = 613,542.84 : x
  2. Step 2: Convert to fraction form
    2,210,978.22/3,316,468.97 = 613,542.84/x
  3. Step 3: Cross multiply
    2,210,978.22x = 3,316,468.97 × 613,542.84
  4. Step 4: Simplify right side
    2,210,978.22x = 2,034,795,790,625.67
  5. Step 5: Solve for x
    x = 2,034,795,790,625.67/2,210,978.22
  6. Step 6: Final answer
    x = 920,314.72

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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.