Home / 2,005,716.45-3,008,581.20-509,808.45

Finding the Fourth Proportional to 2,005,716.45, 3,008,581.20 and 509,808.45

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Solution

The fourth proportional to 2,005,716.45, 3,008,581.20 and 509,808.45 is: 764,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,716.45 : 3,008,581.20 = 509,808.45 : x
  2. Step 2: Convert to fraction form
    2,005,716.45/3,008,581.20 = 509,808.45/x
  3. Step 3: Cross multiply
    2,005,716.45x = 3,008,581.20 × 509,808.45
  4. Step 4: Simplify right side
    2,005,716.45x = 1,533,800,118,271.14
  5. Step 5: Solve for x
    x = 1,533,800,118,271.14/2,005,716.45
  6. Step 6: Final answer
    x = 764,714.33

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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.