Home / 3,348,991.92-4,621,468.24-1,898,784.92

Finding the Fourth Proportional to 3,348,991.92, 4,621,468.24 and 1,898,784.92

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Solution

The fourth proportional to 3,348,991.92, 4,621,468.24 and 1,898,784.92 is: 2,620,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,991.92 : 4,621,468.24 = 1,898,784.92 : x
  2. Step 2: Convert to fraction form
    3,348,991.92/4,621,468.24 = 1,898,784.92/x
  3. Step 3: Cross multiply
    3,348,991.92x = 4,621,468.24 × 1,898,784.92
  4. Step 4: Simplify right side
    3,348,991.92x = 8,775,174,202,370.94
  5. Step 5: Solve for x
    x = 8,775,174,202,370.94/3,348,991.92
  6. Step 6: Final answer
    x = 2,620,243.47

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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.