Home / 1,484,987.80-2,227,481.70-1,068,194.20

Finding the Fourth Proportional to 1,484,987.80, 2,227,481.70 and 1,068,194.20

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Solution

The fourth proportional to 1,484,987.80, 2,227,481.70 and 1,068,194.20 is: 1,602,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,987.80 : 2,227,481.70 = 1,068,194.20 : x
  2. Step 2: Convert to fraction form
    1,484,987.80/2,227,481.70 = 1,068,194.20/x
  3. Step 3: Cross multiply
    1,484,987.80x = 2,227,481.70 × 1,068,194.20
  4. Step 4: Simplify right side
    1,484,987.80x = 2,379,383,032,546.14
  5. Step 5: Solve for x
    x = 2,379,383,032,546.14/1,484,987.80
  6. Step 6: Final answer
    x = 1,602,291.30

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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.