Home / 1,857,331.32-2,786,001.34-509,513.48

Finding the Fourth Proportional to 1,857,331.32, 2,786,001.34 and 509,513.48

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Solution

The fourth proportional to 1,857,331.32, 2,786,001.34 and 509,513.48 is: 764,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,331.32 : 2,786,001.34 = 509,513.48 : x
  2. Step 2: Convert to fraction form
    1,857,331.32/2,786,001.34 = 509,513.48/x
  3. Step 3: Cross multiply
    1,857,331.32x = 2,786,001.34 × 509,513.48
  4. Step 4: Simplify right side
    1,857,331.32x = 1,419,505,238,028.06
  5. Step 5: Solve for x
    x = 1,419,505,238,028.06/1,857,331.32
  6. Step 6: Final answer
    x = 764,271.42

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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.