Home / 2,709,716.91-4,066,150.01-1,213,808.91

Finding the Fourth Proportional to 2,709,716.91, 4,066,150.01 and 1,213,808.91

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Solution

The fourth proportional to 2,709,716.91, 4,066,150.01 and 1,213,808.91 is: 1,821,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,716.91 : 4,066,150.01 = 1,213,808.91 : x
  2. Step 2: Convert to fraction form
    2,709,716.91/4,066,150.01 = 1,213,808.91/x
  3. Step 3: Cross multiply
    2,709,716.91x = 4,066,150.01 × 1,213,808.91
  4. Step 4: Simplify right side
    2,709,716.91x = 4,935,529,090,217.48
  5. Step 5: Solve for x
    x = 4,935,529,090,217.48/2,709,716.91
  6. Step 6: Final answer
    x = 1,821,418.72

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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.