Home / 2,188,392.54-3,020,485.59-1,283,266.14

Finding the Fourth Proportional to 2,188,392.54, 3,020,485.59 and 1,283,266.14

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Solution

The fourth proportional to 2,188,392.54, 3,020,485.59 and 1,283,266.14 is: 1,771,202.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,392.54 : 3,020,485.59 = 1,283,266.14 : x
  2. Step 2: Convert to fraction form
    2,188,392.54/3,020,485.59 = 1,283,266.14/x
  3. Step 3: Cross multiply
    2,188,392.54x = 3,020,485.59 × 1,283,266.14
  4. Step 4: Simplify right side
    2,188,392.54x = 3,876,086,884,004.92
  5. Step 5: Solve for x
    x = 3,876,086,884,004.92/2,188,392.54
  6. Step 6: Final answer
    x = 1,771,202.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.