Home / 4,867,617.20-7,301,425.80-2,171,937.20

Finding the Fourth Proportional to 4,867,617.20, 7,301,425.80 and 2,171,937.20

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Solution

The fourth proportional to 4,867,617.20, 7,301,425.80 and 2,171,937.20 is: 3,257,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867,617.20 : 7,301,425.80 = 2,171,937.20 : x
  2. Step 2: Convert to fraction form
    4,867,617.20/7,301,425.80 = 2,171,937.20/x
  3. Step 3: Cross multiply
    4,867,617.20x = 7,301,425.80 × 2,171,937.20
  4. Step 4: Simplify right side
    4,867,617.20x = 15,858,238,308,059.76
  5. Step 5: Solve for x
    x = 15,858,238,308,059.76/4,867,617.20
  6. Step 6: Final answer
    x = 3,257,905.80

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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.