Home / 2,193,196.60-3,289,794.90-1,308,460.60

Finding the Fourth Proportional to 2,193,196.60, 3,289,794.90 and 1,308,460.60

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Solution

The fourth proportional to 2,193,196.60, 3,289,794.90 and 1,308,460.60 is: 1,962,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,196.60 : 3,289,794.90 = 1,308,460.60 : x
  2. Step 2: Convert to fraction form
    2,193,196.60/3,289,794.90 = 1,308,460.60/x
  3. Step 3: Cross multiply
    2,193,196.60x = 3,289,794.90 × 1,308,460.60
  4. Step 4: Simplify right side
    2,193,196.60x = 4,304,567,008,730.94
  5. Step 5: Solve for x
    x = 4,304,567,008,730.94/2,193,196.60
  6. Step 6: Final answer
    x = 1,962,690.90

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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.