Home / 4,269,308.31-6,406,066.54-1,994,989.60

Finding the Fourth Proportional to 4,269,308.31, 6,406,066.54 and 1,994,989.60

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Solution

The fourth proportional to 4,269,308.31, 6,406,066.54 and 1,994,989.60 is: 2,993,467.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269,308.31 : 6,406,066.54 = 1,994,989.60 : x
  2. Step 2: Convert to fraction form
    4,269,308.31/6,406,066.54 = 1,994,989.60/x
  3. Step 3: Cross multiply
    4,269,308.31x = 6,406,066.54 × 1,994,989.60
  4. Step 4: Simplify right side
    4,269,308.31x = 12,780,036,134,709.30
  5. Step 5: Solve for x
    x = 12,780,036,134,709.30/4,269,308.31
  6. Step 6: Final answer
    x = 2,993,467.61

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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.