Home / 3,767,884-5,199,816.72-2,158,563.04

Finding the Fourth Proportional to 3,767,884, 5,199,816.72 and 2,158,563.04

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Solution

The fourth proportional to 3,767,884, 5,199,816.72 and 2,158,563.04 is: 2,978,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767,884 : 5,199,816.72 = 2,158,563.04 : x
  2. Step 2: Convert to fraction form
    3,767,884/5,199,816.72 = 2,158,563.04/x
  3. Step 3: Cross multiply
    3,767,884x = 5,199,816.72 × 2,158,563.04
  4. Step 4: Simplify right side
    3,767,884x = 11,224,132,186,566.03
  5. Step 5: Solve for x
    x = 11,224,132,186,566.03/3,767,884
  6. Step 6: Final answer
    x = 2,978,895.37

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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.