Home / 1,467,542.70-2,201,314.05-1,320,576.30

Finding the Fourth Proportional to 1,467,542.70, 2,201,314.05 and 1,320,576.30

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Solution

The fourth proportional to 1,467,542.70, 2,201,314.05 and 1,320,576.30 is: 1,980,864.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,542.70 : 2,201,314.05 = 1,320,576.30 : x
  2. Step 2: Convert to fraction form
    1,467,542.70/2,201,314.05 = 1,320,576.30/x
  3. Step 3: Cross multiply
    1,467,542.70x = 2,201,314.05 × 1,320,576.30
  4. Step 4: Simplify right side
    1,467,542.70x = 2,907,003,163,287.01
  5. Step 5: Solve for x
    x = 2,907,003,163,287.01/1,467,542.70
  6. Step 6: Final answer
    x = 1,980,864.45

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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.