Home / 2,108,264.22-3,163,697.06-828,646.88

Finding the Fourth Proportional to 2,108,264.22, 3,163,697.06 and 828,646.88

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Solution

The fourth proportional to 2,108,264.22, 3,163,697.06 and 828,646.88 is: 1,243,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,264.22 : 3,163,697.06 = 828,646.88 : x
  2. Step 2: Convert to fraction form
    2,108,264.22/3,163,697.06 = 828,646.88/x
  3. Step 3: Cross multiply
    2,108,264.22x = 3,163,697.06 × 828,646.88
  4. Step 4: Simplify right side
    2,108,264.22x = 2,621,587,678,072.45
  5. Step 5: Solve for x
    x = 2,621,587,678,072.45/2,108,264.22
  6. Step 6: Final answer
    x = 1,243,481.56

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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.