Home / 4,465,189.06-6,689,355.37-2,638,102.30

Finding the Fourth Proportional to 4,465,189.06, 6,689,355.37 and 2,638,102.30

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Solution

The fourth proportional to 4,465,189.06, 6,689,355.37 and 2,638,102.30 is: 3,952,173.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465,189.06 : 6,689,355.37 = 2,638,102.30 : x
  2. Step 2: Convert to fraction form
    4,465,189.06/6,689,355.37 = 2,638,102.30/x
  3. Step 3: Cross multiply
    4,465,189.06x = 6,689,355.37 × 2,638,102.30
  4. Step 4: Simplify right side
    4,465,189.06x = 17,647,203,763,795.71
  5. Step 5: Solve for x
    x = 17,647,203,763,795.71/4,465,189.06
  6. Step 6: Final answer
    x = 3,952,173.93

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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.