Home / 1,738,360.20-2,607,540.30-1,147,384.20

Finding the Fourth Proportional to 1,738,360.20, 2,607,540.30 and 1,147,384.20

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Solution

The fourth proportional to 1,738,360.20, 2,607,540.30 and 1,147,384.20 is: 1,721,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,360.20 : 2,607,540.30 = 1,147,384.20 : x
  2. Step 2: Convert to fraction form
    1,738,360.20/2,607,540.30 = 1,147,384.20/x
  3. Step 3: Cross multiply
    1,738,360.20x = 2,607,540.30 × 1,147,384.20
  4. Step 4: Simplify right side
    1,738,360.20x = 2,991,850,541,083.26
  5. Step 5: Solve for x
    x = 2,991,850,541,083.26/1,738,360.20
  6. Step 6: Final answer
    x = 1,721,076.30

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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.