Home / 4,109,487.48-6,165,452.34-1,978,955.64

Finding the Fourth Proportional to 4,109,487.48, 6,165,452.34 and 1,978,955.64

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Solution

The fourth proportional to 4,109,487.48, 6,165,452.34 and 1,978,955.64 is: 2,969,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109,487.48 : 6,165,452.34 = 1,978,955.64 : x
  2. Step 2: Convert to fraction form
    4,109,487.48/6,165,452.34 = 1,978,955.64/x
  3. Step 3: Cross multiply
    4,109,487.48x = 6,165,452.34 × 1,978,955.64
  4. Step 4: Simplify right side
    4,109,487.48x = 12,201,156,681,394.20
  5. Step 5: Solve for x
    x = 12,201,156,681,394.20/4,109,487.48
  6. Step 6: Final answer
    x = 2,969,021.50

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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.