Home / 1,512,058.47-2,086,644.51-823,735.34

Finding the Fourth Proportional to 1,512,058.47, 2,086,644.51 and 823,735.34

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Solution

The fourth proportional to 1,512,058.47, 2,086,644.51 and 823,735.34 is: 1,136,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,058.47 : 2,086,644.51 = 823,735.34 : x
  2. Step 2: Convert to fraction form
    1,512,058.47/2,086,644.51 = 823,735.34/x
  3. Step 3: Cross multiply
    1,512,058.47x = 2,086,644.51 × 823,735.34
  4. Step 4: Simplify right side
    1,512,058.47x = 1,718,842,820,785.31
  5. Step 5: Solve for x
    x = 1,718,842,820,785.31/1,512,058.47
  6. Step 6: Final answer
    x = 1,136,756.85

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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.