Home / 2,138,435.36-3,207,385.36-698,998.33

Finding the Fourth Proportional to 2,138,435.36, 3,207,385.36 and 698,998.33

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Solution

The fourth proportional to 2,138,435.36, 3,207,385.36 and 698,998.33 is: 1,048,410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,435.36 : 3,207,385.36 = 698,998.33 : x
  2. Step 2: Convert to fraction form
    2,138,435.36/3,207,385.36 = 698,998.33/x
  3. Step 3: Cross multiply
    2,138,435.36x = 3,207,385.36 × 698,998.33
  4. Step 4: Simplify right side
    2,138,435.36x = 2,241,957,010,306.45
  5. Step 5: Solve for x
    x = 2,241,957,010,306.45/2,138,435.36
  6. Step 6: Final answer
    x = 1,048,410.00

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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.