Home / 2,657,973.10-3,989,912.10-1,648,235.20

Finding the Fourth Proportional to 2,657,973.10, 3,989,912.10 and 1,648,235.20

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Solution

The fourth proportional to 2,657,973.10, 3,989,912.10 and 1,648,235.20 is: 2,474,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,973.10 : 3,989,912.10 = 1,648,235.20 : x
  2. Step 2: Convert to fraction form
    2,657,973.10/3,989,912.10 = 1,648,235.20/x
  3. Step 3: Cross multiply
    2,657,973.10x = 3,989,912.10 × 1,648,235.20
  4. Step 4: Simplify right side
    2,657,973.10x = 6,576,313,568,125.92
  5. Step 5: Solve for x
    x = 6,576,313,568,125.92/2,657,973.10
  6. Step 6: Final answer
    x = 2,474,183.64

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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.