Home / 2,383,927.72-3,289,729.56-1,296,200.20

Finding the Fourth Proportional to 2,383,927.72, 3,289,729.56 and 1,296,200.20

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Solution

The fourth proportional to 2,383,927.72, 3,289,729.56 and 1,296,200.20 is: 1,788,706.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383,927.72 : 3,289,729.56 = 1,296,200.20 : x
  2. Step 2: Convert to fraction form
    2,383,927.72/3,289,729.56 = 1,296,200.20/x
  3. Step 3: Cross multiply
    2,383,927.72x = 3,289,729.56 × 1,296,200.20
  4. Step 4: Simplify right side
    2,383,927.72x = 4,264,148,113,617.91
  5. Step 5: Solve for x
    x = 4,264,148,113,617.91/2,383,927.72
  6. Step 6: Final answer
    x = 1,788,706.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.