Home / 2,078,805.32-2,868,467.86-1,160,917.44

Finding the Fourth Proportional to 2,078,805.32, 2,868,467.86 and 1,160,917.44

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Solution

The fourth proportional to 2,078,805.32, 2,868,467.86 and 1,160,917.44 is: 1,601,907.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,805.32 : 2,868,467.86 = 1,160,917.44 : x
  2. Step 2: Convert to fraction form
    2,078,805.32/2,868,467.86 = 1,160,917.44/x
  3. Step 3: Cross multiply
    2,078,805.32x = 2,868,467.86 × 1,160,917.44
  4. Step 4: Simplify right side
    2,078,805.32x = 3,330,054,344,606.55
  5. Step 5: Solve for x
    x = 3,330,054,344,606.55/2,078,805.32
  6. Step 6: Final answer
    x = 1,601,907.75

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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.