Home / 3,058,100.08-4,220,064.61-1,681,361.88

Finding the Fourth Proportional to 3,058,100.08, 4,220,064.61 and 1,681,361.88

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Solution

The fourth proportional to 3,058,100.08, 4,220,064.61 and 1,681,361.88 is: 2,320,216.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,100.08 : 4,220,064.61 = 1,681,361.88 : x
  2. Step 2: Convert to fraction form
    3,058,100.08/4,220,064.61 = 1,681,361.88/x
  3. Step 3: Cross multiply
    3,058,100.08x = 4,220,064.61 × 1,681,361.88
  4. Step 4: Simplify right side
    3,058,100.08x = 7,095,455,757,049.19
  5. Step 5: Solve for x
    x = 7,095,455,757,049.19/3,058,100.08
  6. Step 6: Final answer
    x = 2,320,216.99

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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.