Home / 1,522,434.82-2,100,961.68-824,717.26

Finding the Fourth Proportional to 1,522,434.82, 2,100,961.68 and 824,717.26

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Solution

The fourth proportional to 1,522,434.82, 2,100,961.68 and 824,717.26 is: 1,138,110.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,434.82 : 2,100,961.68 = 824,717.26 : x
  2. Step 2: Convert to fraction form
    1,522,434.82/2,100,961.68 = 824,717.26/x
  3. Step 3: Cross multiply
    1,522,434.82x = 2,100,961.68 × 824,717.26
  4. Step 4: Simplify right side
    1,522,434.82x = 1,732,699,360,094.60
  5. Step 5: Solve for x
    x = 1,732,699,360,094.60/1,522,434.82
  6. Step 6: Final answer
    x = 1,138,110.70

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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.