Home / 2,172,125.80-3,258,188.70-2,032,157.80

Finding the Fourth Proportional to 2,172,125.80, 3,258,188.70 and 2,032,157.80

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Solution

The fourth proportional to 2,172,125.80, 3,258,188.70 and 2,032,157.80 is: 3,048,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,125.80 : 3,258,188.70 = 2,032,157.80 : x
  2. Step 2: Convert to fraction form
    2,172,125.80/3,258,188.70 = 2,032,157.80/x
  3. Step 3: Cross multiply
    2,172,125.80x = 3,258,188.70 × 2,032,157.80
  4. Step 4: Simplify right side
    2,172,125.80x = 6,621,153,580,576.86
  5. Step 5: Solve for x
    x = 6,621,153,580,576.86/2,172,125.80
  6. Step 6: Final answer
    x = 3,048,236.70

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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.