Home / 3,279,828.80-4,920,664.80-1,596,987.20

Finding the Fourth Proportional to 3,279,828.80, 4,920,664.80 and 1,596,987.20

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Solution

The fourth proportional to 3,279,828.80, 4,920,664.80 and 1,596,987.20 is: 2,395,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,828.80 : 4,920,664.80 = 1,596,987.20 : x
  2. Step 2: Convert to fraction form
    3,279,828.80/4,920,664.80 = 1,596,987.20/x
  3. Step 3: Cross multiply
    3,279,828.80x = 4,920,664.80 × 1,596,987.20
  4. Step 4: Simplify right side
    3,279,828.80x = 7,858,238,701,090.56
  5. Step 5: Solve for x
    x = 7,858,238,701,090.56/3,279,828.80
  6. Step 6: Final answer
    x = 2,395,929.54

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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.