Home / 3,767,782.52-5,199,676.38-2,158,461.56

Finding the Fourth Proportional to 3,767,782.52, 5,199,676.38 and 2,158,461.56

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Solution

The fourth proportional to 3,767,782.52, 5,199,676.38 and 2,158,461.56 is: 2,978,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767,782.52 : 5,199,676.38 = 2,158,461.56 : x
  2. Step 2: Convert to fraction form
    3,767,782.52/5,199,676.38 = 2,158,461.56/x
  3. Step 3: Cross multiply
    3,767,782.52x = 5,199,676.38 × 2,158,461.56
  4. Step 4: Simplify right side
    3,767,782.52x = 11,223,301,590,669.95
  5. Step 5: Solve for x
    x = 11,223,301,590,669.95/3,767,782.52
  6. Step 6: Final answer
    x = 2,978,755.15

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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.