Home / 3,055,837.72-4,216,809.16-1,766,761.20

Finding the Fourth Proportional to 3,055,837.72, 4,216,809.16 and 1,766,761.20

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Solution

The fourth proportional to 3,055,837.72, 4,216,809.16 and 1,766,761.20 is: 2,437,987.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,837.72 : 4,216,809.16 = 1,766,761.20 : x
  2. Step 2: Convert to fraction form
    3,055,837.72/4,216,809.16 = 1,766,761.20/x
  3. Step 3: Cross multiply
    3,055,837.72x = 4,216,809.16 × 1,766,761.20
  4. Step 4: Simplify right side
    3,055,837.72x = 7,450,094,811,692.59
  5. Step 5: Solve for x
    x = 7,450,094,811,692.59/3,055,837.72
  6. Step 6: Final answer
    x = 2,437,987.71

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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.