Home / 2,735,289.10-4,099,266.15-2,128,809.73

Finding the Fourth Proportional to 2,735,289.10, 4,099,266.15 and 2,128,809.73

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Solution

The fourth proportional to 2,735,289.10, 4,099,266.15 and 2,128,809.73 is: 3,190,360.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735,289.10 : 4,099,266.15 = 2,128,809.73 : x
  2. Step 2: Convert to fraction form
    2,735,289.10/4,099,266.15 = 2,128,809.73/x
  3. Step 3: Cross multiply
    2,735,289.10x = 4,099,266.15 × 2,128,809.73
  4. Step 4: Simplify right side
    2,735,289.10x = 8,726,557,665,979.64
  5. Step 5: Solve for x
    x = 8,726,557,665,979.64/2,735,289.10
  6. Step 6: Final answer
    x = 3,190,360.27

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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.