Home / 1,311,682.94-1,967,337.51-413,101.29

Finding the Fourth Proportional to 1,311,682.94, 1,967,337.51 and 413,101.29

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Solution

The fourth proportional to 1,311,682.94, 1,967,337.51 and 413,101.29 is: 619,593.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,682.94 : 1,967,337.51 = 413,101.29 : x
  2. Step 2: Convert to fraction form
    1,311,682.94/1,967,337.51 = 413,101.29/x
  3. Step 3: Cross multiply
    1,311,682.94x = 1,967,337.51 × 413,101.29
  4. Step 4: Simplify right side
    1,311,682.94x = 812,709,663,246.39
  5. Step 5: Solve for x
    x = 812,709,663,246.39/1,311,682.94
  6. Step 6: Final answer
    x = 619,593.08

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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.