Home / 1,088,979.72-1,502,570.70-636,183.24

Finding the Fourth Proportional to 1,088,979.72, 1,502,570.70 and 636,183.24

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Solution

The fourth proportional to 1,088,979.72, 1,502,570.70 and 636,183.24 is: 877,803.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,979.72 : 1,502,570.70 = 636,183.24 : x
  2. Step 2: Convert to fraction form
    1,088,979.72/1,502,570.70 = 636,183.24/x
  3. Step 3: Cross multiply
    1,088,979.72x = 1,502,570.70 × 636,183.24
  4. Step 4: Simplify right side
    1,088,979.72x = 955,910,296,255.07
  5. Step 5: Solve for x
    x = 955,910,296,255.07/1,088,979.72
  6. Step 6: Final answer
    x = 877,803.58

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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.