Home / 2,191,212.41-3,287,171.77-674,894.84

Finding the Fourth Proportional to 2,191,212.41, 3,287,171.77 and 674,894.84

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Solution

The fourth proportional to 2,191,212.41, 3,287,171.77 and 674,894.84 is: 1,012,451.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,212.41 : 3,287,171.77 = 674,894.84 : x
  2. Step 2: Convert to fraction form
    2,191,212.41/3,287,171.77 = 674,894.84/x
  3. Step 3: Cross multiply
    2,191,212.41x = 3,287,171.77 × 674,894.84
  4. Step 4: Simplify right side
    2,191,212.41x = 2,218,495,247,643.57
  5. Step 5: Solve for x
    x = 2,218,495,247,643.57/2,191,212.41
  6. Step 6: Final answer
    x = 1,012,451.03

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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.