Home / 3,638,410.80-5,458,393.80-1,114,321.20

Finding the Fourth Proportional to 3,638,410.80, 5,458,393.80 and 1,114,321.20

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Solution

The fourth proportional to 3,638,410.80, 5,458,393.80 and 1,114,321.20 is: 1,671,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,410.80 : 5,458,393.80 = 1,114,321.20 : x
  2. Step 2: Convert to fraction form
    3,638,410.80/5,458,393.80 = 1,114,321.20/x
  3. Step 3: Cross multiply
    3,638,410.80x = 5,458,393.80 × 1,114,321.20
  4. Step 4: Simplify right side
    3,638,410.80x = 6,082,403,929,288.56
  5. Step 5: Solve for x
    x = 6,082,403,929,288.56/3,638,410.80
  6. Step 6: Final answer
    x = 1,671,719.95

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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.