Home / 3,016,385.20-4,522,028.70-1,309,237.30

Finding the Fourth Proportional to 3,016,385.20, 4,522,028.70 and 1,309,237.30

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Solution

The fourth proportional to 3,016,385.20, 4,522,028.70 and 1,309,237.30 is: 1,962,749.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,385.20 : 4,522,028.70 = 1,309,237.30 : x
  2. Step 2: Convert to fraction form
    3,016,385.20/4,522,028.70 = 1,309,237.30/x
  3. Step 3: Cross multiply
    3,016,385.20x = 4,522,028.70 × 1,309,237.30
  4. Step 4: Simplify right side
    3,016,385.20x = 5,920,408,645,710.51
  5. Step 5: Solve for x
    x = 5,920,408,645,710.51/3,016,385.20
  6. Step 6: Final answer
    x = 1,962,749.53

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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.