Home / 3,935,984.61-5,431,685.85-2,193,766.29

Finding the Fourth Proportional to 3,935,984.61, 5,431,685.85 and 2,193,766.29

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Solution

The fourth proportional to 3,935,984.61, 5,431,685.85 and 2,193,766.29 is: 3,027,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,984.61 : 5,431,685.85 = 2,193,766.29 : x
  2. Step 2: Convert to fraction form
    3,935,984.61/5,431,685.85 = 2,193,766.29/x
  3. Step 3: Cross multiply
    3,935,984.61x = 5,431,685.85 × 2,193,766.29
  4. Step 4: Simplify right side
    3,935,984.61x = 11,915,849,315,600.00
  5. Step 5: Solve for x
    x = 11,915,849,315,600.00/3,935,984.61
  6. Step 6: Final answer
    x = 3,027,412.58

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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.