Home / 1,508,967.82-2,082,365.28-855,717.30

Finding the Fourth Proportional to 1,508,967.82, 2,082,365.28 and 855,717.30

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Solution

The fourth proportional to 1,508,967.82, 2,082,365.28 and 855,717.30 is: 1,180,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,967.82 : 2,082,365.28 = 855,717.30 : x
  2. Step 2: Convert to fraction form
    1,508,967.82/2,082,365.28 = 855,717.30/x
  3. Step 3: Cross multiply
    1,508,967.82x = 2,082,365.28 × 855,717.30
  4. Step 4: Simplify right side
    1,508,967.82x = 1,781,915,995,015.34
  5. Step 5: Solve for x
    x = 1,781,915,995,015.34/1,508,967.82
  6. Step 6: Final answer
    x = 1,180,884.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.