Home / 3,021,279.44-4,169,365.80-1,663,142

Finding the Fourth Proportional to 3,021,279.44, 4,169,365.80 and 1,663,142

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Solution

The fourth proportional to 3,021,279.44, 4,169,365.80 and 1,663,142 is: 2,295,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,279.44 : 4,169,365.80 = 1,663,142 : x
  2. Step 2: Convert to fraction form
    3,021,279.44/4,169,365.80 = 1,663,142/x
  3. Step 3: Cross multiply
    3,021,279.44x = 4,169,365.80 × 1,663,142
  4. Step 4: Simplify right side
    3,021,279.44x = 6,934,247,375,343.60
  5. Step 5: Solve for x
    x = 6,934,247,375,343.60/3,021,279.44
  6. Step 6: Final answer
    x = 2,295,136.06

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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.