Home / 5,254,675.76-7,251,448.20-2,840,227.76

Finding the Fourth Proportional to 5,254,675.76, 7,251,448.20 and 2,840,227.76

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Solution

The fourth proportional to 5,254,675.76, 7,251,448.20 and 2,840,227.76 is: 3,919,511.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,675.76 : 7,251,448.20 = 2,840,227.76 : x
  2. Step 2: Convert to fraction form
    5,254,675.76/7,251,448.20 = 2,840,227.76/x
  3. Step 3: Cross multiply
    5,254,675.76x = 7,251,448.20 × 2,840,227.76
  4. Step 4: Simplify right side
    5,254,675.76x = 20,595,764,477,842.03
  5. Step 5: Solve for x
    x = 20,595,764,477,842.03/5,254,675.76
  6. Step 6: Final answer
    x = 3,919,511.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.