Home / 2,426,726.80-3,640,090.20-1,970,081.20

Finding the Fourth Proportional to 2,426,726.80, 3,640,090.20 and 1,970,081.20

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Solution

The fourth proportional to 2,426,726.80, 3,640,090.20 and 1,970,081.20 is: 2,955,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426,726.80 : 3,640,090.20 = 1,970,081.20 : x
  2. Step 2: Convert to fraction form
    2,426,726.80/3,640,090.20 = 1,970,081.20/x
  3. Step 3: Cross multiply
    2,426,726.80x = 3,640,090.20 × 1,970,081.20
  4. Step 4: Simplify right side
    2,426,726.80x = 7,171,273,269,324.24
  5. Step 5: Solve for x
    x = 7,171,273,269,324.24/2,426,726.80
  6. Step 6: Final answer
    x = 2,955,121.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.