Home / 5,113,819.20-7,665,415.20-2,079,883.20

Finding the Fourth Proportional to 5,113,819.20, 7,665,415.20 and 2,079,883.20

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Solution

The fourth proportional to 5,113,819.20, 7,665,415.20 and 2,079,883.20 is: 3,117,663.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,819.20 : 7,665,415.20 = 2,079,883.20 : x
  2. Step 2: Convert to fraction form
    5,113,819.20/7,665,415.20 = 2,079,883.20/x
  3. Step 3: Cross multiply
    5,113,819.20x = 7,665,415.20 × 2,079,883.20
  4. Step 4: Simplify right side
    5,113,819.20x = 15,943,168,295,504.64
  5. Step 5: Solve for x
    x = 15,943,168,295,504.64/5,113,819.20
  6. Step 6: Final answer
    x = 3,117,663.66

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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.