Home / 1,201,848-1,800,180.27-1,131,186.03

Finding the Fourth Proportional to 1,201,848, 1,800,180.27 and 1,131,186.03

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Solution

The fourth proportional to 1,201,848, 1,800,180.27 and 1,131,186.03 is: 1,694,339.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,848 : 1,800,180.27 = 1,131,186.03 : x
  2. Step 2: Convert to fraction form
    1,201,848/1,800,180.27 = 1,131,186.03/x
  3. Step 3: Cross multiply
    1,201,848x = 1,800,180.27 × 1,131,186.03
  4. Step 4: Simplify right side
    1,201,848x = 2,036,338,772,905.63
  5. Step 5: Solve for x
    x = 2,036,338,772,905.63/1,201,848
  6. Step 6: Final answer
    x = 1,694,339.69

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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.