Home / 4,867,784.20-6,717,745.38-2,802,748.33

Finding the Fourth Proportional to 4,867,784.20, 6,717,745.38 and 2,802,748.33

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Solution

The fourth proportional to 4,867,784.20, 6,717,745.38 and 2,802,748.33 is: 3,867,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867,784.20 : 6,717,745.38 = 2,802,748.33 : x
  2. Step 2: Convert to fraction form
    4,867,784.20/6,717,745.38 = 2,802,748.33/x
  3. Step 3: Cross multiply
    4,867,784.20x = 6,717,745.38 × 2,802,748.33
  4. Step 4: Simplify right side
    4,867,784.20x = 18,828,149,645,160.21
  5. Step 5: Solve for x
    x = 18,828,149,645,160.21/4,867,784.20
  6. Step 6: Final answer
    x = 3,867,909.68

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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.