Home / 1,150,588.84-1,587,820.44-641,324.56

Finding the Fourth Proportional to 1,150,588.84, 1,587,820.44 and 641,324.56

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Solution

The fourth proportional to 1,150,588.84, 1,587,820.44 and 641,324.56 is: 885,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,588.84 : 1,587,820.44 = 641,324.56 : x
  2. Step 2: Convert to fraction form
    1,150,588.84/1,587,820.44 = 641,324.56/x
  3. Step 3: Cross multiply
    1,150,588.84x = 1,587,820.44 × 641,324.56
  4. Step 4: Simplify right side
    1,150,588.84x = 1,018,308,245,042.01
  5. Step 5: Solve for x
    x = 1,018,308,245,042.01/1,150,588.84
  6. Step 6: Final answer
    x = 885,032.26

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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.