Home / 2,939,173.45-4,055,835.43-1,649,764.72

Finding the Fourth Proportional to 2,939,173.45, 4,055,835.43 and 1,649,764.72

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Solution

The fourth proportional to 2,939,173.45, 4,055,835.43 and 1,649,764.72 is: 2,276,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,173.45 : 4,055,835.43 = 1,649,764.72 : x
  2. Step 2: Convert to fraction form
    2,939,173.45/4,055,835.43 = 1,649,764.72/x
  3. Step 3: Cross multiply
    2,939,173.45x = 4,055,835.43 × 1,649,764.72
  4. Step 4: Simplify right side
    2,939,173.45x = 6,691,174,202,540.03
  5. Step 5: Solve for x
    x = 6,691,174,202,540.03/2,939,173.45
  6. Step 6: Final answer
    x = 2,276,549.62

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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.