Home / 5,457,286.72-8,185,924.32-1,862,755.36

Finding the Fourth Proportional to 5,457,286.72, 8,185,924.32 and 1,862,755.36

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Solution

The fourth proportional to 5,457,286.72, 8,185,924.32 and 1,862,755.36 is: 2,794,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457,286.72 : 8,185,924.32 = 1,862,755.36 : x
  2. Step 2: Convert to fraction form
    5,457,286.72/8,185,924.32 = 1,862,755.36/x
  3. Step 3: Cross multiply
    5,457,286.72x = 8,185,924.32 × 1,862,755.36
  4. Step 4: Simplify right side
    5,457,286.72x = 15,248,374,403,634.36
  5. Step 5: Solve for x
    x = 15,248,374,403,634.36/5,457,286.72
  6. Step 6: Final answer
    x = 2,794,131.07

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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.