Home / 3,289,658.60-4,936,331.10-1,396,077.80

Finding the Fourth Proportional to 3,289,658.60, 4,936,331.10 and 1,396,077.80

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Solution

The fourth proportional to 3,289,658.60, 4,936,331.10 and 1,396,077.80 is: 2,094,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,658.60 : 4,936,331.10 = 1,396,077.80 : x
  2. Step 2: Convert to fraction form
    3,289,658.60/4,936,331.10 = 1,396,077.80/x
  3. Step 3: Cross multiply
    3,289,658.60x = 4,936,331.10 × 1,396,077.80
  4. Step 4: Simplify right side
    3,289,658.60x = 6,891,502,262,159.58
  5. Step 5: Solve for x
    x = 6,891,502,262,159.58/3,289,658.60
  6. Step 6: Final answer
    x = 2,094,898.92

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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.