Home / 4,485,850.40-6,720,756.60-2,729,932.40

Finding the Fourth Proportional to 4,485,850.40, 6,720,756.60 and 2,729,932.40

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Solution

The fourth proportional to 4,485,850.40, 6,720,756.60 and 2,729,932.40 is: 4,090,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485,850.40 : 6,720,756.60 = 2,729,932.40 : x
  2. Step 2: Convert to fraction form
    4,485,850.40/6,720,756.60 = 2,729,932.40/x
  3. Step 3: Cross multiply
    4,485,850.40x = 6,720,756.60 × 2,729,932.40
  4. Step 4: Simplify right side
    4,485,850.40x = 18,347,211,194,853.84
  5. Step 5: Solve for x
    x = 18,347,211,194,853.84/4,485,850.40
  6. Step 6: Final answer
    x = 4,090,018.52

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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.