Home / 2,018,858.20-3,028,287.30-1,658,051.80

Finding the Fourth Proportional to 2,018,858.20, 3,028,287.30 and 1,658,051.80

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Solution

The fourth proportional to 2,018,858.20, 3,028,287.30 and 1,658,051.80 is: 2,487,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,858.20 : 3,028,287.30 = 1,658,051.80 : x
  2. Step 2: Convert to fraction form
    2,018,858.20/3,028,287.30 = 1,658,051.80/x
  3. Step 3: Cross multiply
    2,018,858.20x = 3,028,287.30 × 1,658,051.80
  4. Step 4: Simplify right side
    2,018,858.20x = 5,021,057,208,682.14
  5. Step 5: Solve for x
    x = 5,021,057,208,682.14/2,018,858.20
  6. Step 6: Final answer
    x = 2,487,077.70

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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.