Home / 4,262,600.22-6,388,389.06-3,189,220.62

Finding the Fourth Proportional to 4,262,600.22, 6,388,389.06 and 3,189,220.62

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Solution

The fourth proportional to 4,262,600.22, 6,388,389.06 and 3,189,220.62 is: 4,779,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262,600.22 : 6,388,389.06 = 3,189,220.62 : x
  2. Step 2: Convert to fraction form
    4,262,600.22/6,388,389.06 = 3,189,220.62/x
  3. Step 3: Cross multiply
    4,262,600.22x = 6,388,389.06 × 3,189,220.62
  4. Step 4: Simplify right side
    4,262,600.22x = 20,373,982,118,734.42
  5. Step 5: Solve for x
    x = 20,373,982,118,734.42/4,262,600.22
  6. Step 6: Final answer
    x = 4,779,707.47

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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.