Home / 2,094,011.20-2,889,749.28-1,188,608.32

Finding the Fourth Proportional to 2,094,011.20, 2,889,749.28 and 1,188,608.32

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Solution

The fourth proportional to 2,094,011.20, 2,889,749.28 and 1,188,608.32 is: 1,640,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,011.20 : 2,889,749.28 = 1,188,608.32 : x
  2. Step 2: Convert to fraction form
    2,094,011.20/2,889,749.28 = 1,188,608.32/x
  3. Step 3: Cross multiply
    2,094,011.20x = 2,889,749.28 × 1,188,608.32
  4. Step 4: Simplify right side
    2,094,011.20x = 3,434,780,036,922.01
  5. Step 5: Solve for x
    x = 3,434,780,036,922.01/2,094,011.20
  6. Step 6: Final answer
    x = 1,640,287.33

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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.