Home / 2,025,611.80-3,038,417.70-1,269,784.60

Finding the Fourth Proportional to 2,025,611.80, 3,038,417.70 and 1,269,784.60

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Solution

The fourth proportional to 2,025,611.80, 3,038,417.70 and 1,269,784.60 is: 1,904,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025,611.80 : 3,038,417.70 = 1,269,784.60 : x
  2. Step 2: Convert to fraction form
    2,025,611.80/3,038,417.70 = 1,269,784.60/x
  3. Step 3: Cross multiply
    2,025,611.80x = 3,038,417.70 × 1,269,784.60
  4. Step 4: Simplify right side
    2,025,611.80x = 3,858,136,003,827.42
  5. Step 5: Solve for x
    x = 3,858,136,003,827.42/2,025,611.80
  6. Step 6: Final answer
    x = 1,904,676.90

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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.