Home / 1,350,857.94-2,026,286.51-509,212.86

Finding the Fourth Proportional to 1,350,857.94, 2,026,286.51 and 509,212.86

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Solution

The fourth proportional to 1,350,857.94, 2,026,286.51 and 509,212.86 is: 763,819.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,857.94 : 2,026,286.51 = 509,212.86 : x
  2. Step 2: Convert to fraction form
    1,350,857.94/2,026,286.51 = 509,212.86/x
  3. Step 3: Cross multiply
    1,350,857.94x = 2,026,286.51 × 509,212.86
  4. Step 4: Simplify right side
    1,350,857.94x = 1,031,811,146,390.45
  5. Step 5: Solve for x
    x = 1,031,811,146,390.45/1,350,857.94
  6. Step 6: Final answer
    x = 763,819.14

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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.