Home / 2,138,437.35-3,207,388.35-699,000.33

Finding the Fourth Proportional to 2,138,437.35, 3,207,388.35 and 699,000.33

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Solution

The fourth proportional to 2,138,437.35, 3,207,388.35 and 699,000.33 is: 1,048,413.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,437.35 : 3,207,388.35 = 699,000.33 : x
  2. Step 2: Convert to fraction form
    2,138,437.35/3,207,388.35 = 699,000.33/x
  3. Step 3: Cross multiply
    2,138,437.35x = 3,207,388.35 × 699,000.33
  4. Step 4: Simplify right side
    2,138,437.35x = 2,241,965,515,088.16
  5. Step 5: Solve for x
    x = 2,241,965,515,088.16/2,138,437.35
  6. Step 6: Final answer
    x = 1,048,413.00

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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.