Home / 2,650,102.67-3,977,132.54-1,968,563.32

Finding the Fourth Proportional to 2,650,102.67, 3,977,132.54 and 1,968,563.32

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Solution

The fourth proportional to 2,650,102.67, 3,977,132.54 and 1,968,563.32 is: 2,954,314.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,102.67 : 3,977,132.54 = 1,968,563.32 : x
  2. Step 2: Convert to fraction form
    2,650,102.67/3,977,132.54 = 1,968,563.32/x
  3. Step 3: Cross multiply
    2,650,102.67x = 3,977,132.54 × 1,968,563.32
  4. Step 4: Simplify right side
    2,650,102.67x = 7,829,237,217,236.79
  5. Step 5: Solve for x
    x = 7,829,237,217,236.79/2,650,102.67
  6. Step 6: Final answer
    x = 2,954,314.68

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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.