Home / 1,110,864.48-1,665,952.08-400,800.48

Finding the Fourth Proportional to 1,110,864.48, 1,665,952.08 and 400,800.48

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Solution

The fourth proportional to 1,110,864.48, 1,665,952.08 and 400,800.48 is: 601,076.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,864.48 : 1,665,952.08 = 400,800.48 : x
  2. Step 2: Convert to fraction form
    1,110,864.48/1,665,952.08 = 400,800.48/x
  3. Step 3: Cross multiply
    1,110,864.48x = 1,665,952.08 × 400,800.48
  4. Step 4: Simplify right side
    1,110,864.48x = 667,714,393,321.00
  5. Step 5: Solve for x
    x = 667,714,393,321.00/1,110,864.48
  6. Step 6: Final answer
    x = 601,076.37

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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.