Home / 2,811,633.28-3,879,900.48-1,665,819.52

Finding the Fourth Proportional to 2,811,633.28, 3,879,900.48 and 1,665,819.52

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Solution

The fourth proportional to 2,811,633.28, 3,879,900.48 and 1,665,819.52 is: 2,298,740.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,633.28 : 3,879,900.48 = 1,665,819.52 : x
  2. Step 2: Convert to fraction form
    2,811,633.28/3,879,900.48 = 1,665,819.52/x
  3. Step 3: Cross multiply
    2,811,633.28x = 3,879,900.48 × 1,665,819.52
  4. Step 4: Simplify right side
    2,811,633.28x = 6,463,213,955,241.37
  5. Step 5: Solve for x
    x = 6,463,213,955,241.37/2,811,633.28
  6. Step 6: Final answer
    x = 2,298,740.02

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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.