Home / 1,134,738.30-1,702,107.45-503,715.90

Finding the Fourth Proportional to 1,134,738.30, 1,702,107.45 and 503,715.90

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Solution

The fourth proportional to 1,134,738.30, 1,702,107.45 and 503,715.90 is: 755,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,738.30 : 1,702,107.45 = 503,715.90 : x
  2. Step 2: Convert to fraction form
    1,134,738.30/1,702,107.45 = 503,715.90/x
  3. Step 3: Cross multiply
    1,134,738.30x = 1,702,107.45 × 503,715.90
  4. Step 4: Simplify right side
    1,134,738.30x = 857,378,586,073.46
  5. Step 5: Solve for x
    x = 857,378,586,073.46/1,134,738.30
  6. Step 6: Final answer
    x = 755,573.85

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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.