Home / 3,973,546.72-5,485,438.43-2,666,331.06

Finding the Fourth Proportional to 3,973,546.72, 5,485,438.43 and 2,666,331.06

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Solution

The fourth proportional to 3,973,546.72, 5,485,438.43 and 2,666,331.06 is: 3,680,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,546.72 : 5,485,438.43 = 2,666,331.06 : x
  2. Step 2: Convert to fraction form
    3,973,546.72/5,485,438.43 = 2,666,331.06/x
  3. Step 3: Cross multiply
    3,973,546.72x = 5,485,438.43 × 2,666,331.06
  4. Step 4: Simplify right side
    3,973,546.72x = 14,625,994,863,626.63
  5. Step 5: Solve for x
    x = 14,625,994,863,626.63/3,973,546.72
  6. Step 6: Final answer
    x = 3,680,841.30

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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.