Home / 3,767,885-5,199,818.10-2,158,564.04

Finding the Fourth Proportional to 3,767,885, 5,199,818.10 and 2,158,564.04

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Solution

The fourth proportional to 3,767,885, 5,199,818.10 and 2,158,564.04 is: 2,978,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767,885 : 5,199,818.10 = 2,158,564.04 : x
  2. Step 2: Convert to fraction form
    3,767,885/5,199,818.10 = 2,158,564.04/x
  3. Step 3: Cross multiply
    3,767,885x = 5,199,818.10 × 2,158,564.04
  4. Step 4: Simplify right side
    3,767,885x = 11,224,140,365,201.12
  5. Step 5: Solve for x
    x = 11,224,140,365,201.12/3,767,885
  6. Step 6: Final answer
    x = 2,978,896.75

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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.