Home / 2,146,347.32-2,960,725.97-1,340,131.64

Finding the Fourth Proportional to 2,146,347.32, 2,960,725.97 and 1,340,131.64

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Solution

The fourth proportional to 2,146,347.32, 2,960,725.97 and 1,340,131.64 is: 1,848,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,347.32 : 2,960,725.97 = 1,340,131.64 : x
  2. Step 2: Convert to fraction form
    2,146,347.32/2,960,725.97 = 1,340,131.64/x
  3. Step 3: Cross multiply
    2,146,347.32x = 2,960,725.97 × 1,340,131.64
  4. Step 4: Simplify right side
    2,146,347.32x = 3,967,762,538,313.39
  5. Step 5: Solve for x
    x = 3,967,762,538,313.39/2,146,347.32
  6. Step 6: Final answer
    x = 1,848,611.60

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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.