Home / 1,110,864.39-1,666,213.02-400,892.37

Finding the Fourth Proportional to 1,110,864.39, 1,666,213.02 and 400,892.37

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Solution

The fourth proportional to 1,110,864.39, 1,666,213.02 and 400,892.37 is: 601,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,864.39 : 1,666,213.02 = 400,892.37 : x
  2. Step 2: Convert to fraction form
    1,110,864.39/1,666,213.02 = 400,892.37/x
  3. Step 3: Cross multiply
    1,110,864.39x = 1,666,213.02 × 400,892.37
  4. Step 4: Simplify right side
    1,110,864.39x = 667,972,086,512.66
  5. Step 5: Solve for x
    x = 667,972,086,512.66/1,110,864.39
  6. Step 6: Final answer
    x = 601,308.40

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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.