Home / 4,122,709.70-5,686,975.64-2,571,277.92

Finding the Fourth Proportional to 4,122,709.70, 5,686,975.64 and 2,571,277.92

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Solution

The fourth proportional to 4,122,709.70, 5,686,975.64 and 2,571,277.92 is: 3,546,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122,709.70 : 5,686,975.64 = 2,571,277.92 : x
  2. Step 2: Convert to fraction form
    4,122,709.70/5,686,975.64 = 2,571,277.92/x
  3. Step 3: Cross multiply
    4,122,709.70x = 5,686,975.64 × 2,571,277.92
  4. Step 4: Simplify right side
    4,122,709.70x = 14,622,794,911,801.14
  5. Step 5: Solve for x
    x = 14,622,794,911,801.14/4,122,709.70
  6. Step 6: Final answer
    x = 3,546,889.30

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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.