Home / 2,907,771.36-4,013,100.54-1,667,865.48

Finding the Fourth Proportional to 2,907,771.36, 4,013,100.54 and 1,667,865.48

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Solution

The fourth proportional to 2,907,771.36, 4,013,100.54 and 1,667,865.48 is: 2,301,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,771.36 : 4,013,100.54 = 1,667,865.48 : x
  2. Step 2: Convert to fraction form
    2,907,771.36/4,013,100.54 = 1,667,865.48/x
  3. Step 3: Cross multiply
    2,907,771.36x = 4,013,100.54 × 1,667,865.48
  4. Step 4: Simplify right side
    2,907,771.36x = 6,693,311,858,435.36
  5. Step 5: Solve for x
    x = 6,693,311,858,435.36/2,907,771.36
  6. Step 6: Final answer
    x = 2,301,870.07

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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.