Home / 2,621,469.30-3,932,344.10-824,492.89

Finding the Fourth Proportional to 2,621,469.30, 3,932,344.10 and 824,492.89

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Solution

The fourth proportional to 2,621,469.30, 3,932,344.10 and 824,492.89 is: 1,236,783.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,469.30 : 3,932,344.10 = 824,492.89 : x
  2. Step 2: Convert to fraction form
    2,621,469.30/3,932,344.10 = 824,492.89/x
  3. Step 3: Cross multiply
    2,621,469.30x = 3,932,344.10 × 824,492.89
  4. Step 4: Simplify right side
    2,621,469.30x = 3,242,189,751,483.45
  5. Step 5: Solve for x
    x = 3,242,189,751,483.45/2,621,469.30
  6. Step 6: Final answer
    x = 1,236,783.41

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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.