Home / 2,714,005.20-4,071,007.80-1,296,829.20

Finding the Fourth Proportional to 2,714,005.20, 4,071,007.80 and 1,296,829.20

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Solution

The fourth proportional to 2,714,005.20, 4,071,007.80 and 1,296,829.20 is: 1,945,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714,005.20 : 4,071,007.80 = 1,296,829.20 : x
  2. Step 2: Convert to fraction form
    2,714,005.20/4,071,007.80 = 1,296,829.20/x
  3. Step 3: Cross multiply
    2,714,005.20x = 4,071,007.80 × 1,296,829.20
  4. Step 4: Simplify right side
    2,714,005.20x = 5,279,401,788,467.76
  5. Step 5: Solve for x
    x = 5,279,401,788,467.76/2,714,005.20
  6. Step 6: Final answer
    x = 1,945,243.80

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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.