Home / 1,436,926.64-2,151,086.22-1,385,826.57

Finding the Fourth Proportional to 1,436,926.64, 2,151,086.22 and 1,385,826.57

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Solution

The fourth proportional to 1,436,926.64, 2,151,086.22 and 1,385,826.57 is: 2,074,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,926.64 : 2,151,086.22 = 1,385,826.57 : x
  2. Step 2: Convert to fraction form
    1,436,926.64/2,151,086.22 = 1,385,826.57/x
  3. Step 3: Cross multiply
    1,436,926.64x = 2,151,086.22 × 1,385,826.57
  4. Step 4: Simplify right side
    1,436,926.64x = 2,981,032,438,036.87
  5. Step 5: Solve for x
    x = 2,981,032,438,036.87/1,436,926.64
  6. Step 6: Final answer
    x = 2,074,589.17

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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.