Home / 2,246,423.56-3,100,063.86-1,279,643.40

Finding the Fourth Proportional to 2,246,423.56, 3,100,063.86 and 1,279,643.40

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Solution

The fourth proportional to 2,246,423.56, 3,100,063.86 and 1,279,643.40 is: 1,765,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246,423.56 : 3,100,063.86 = 1,279,643.40 : x
  2. Step 2: Convert to fraction form
    2,246,423.56/3,100,063.86 = 1,279,643.40/x
  3. Step 3: Cross multiply
    2,246,423.56x = 3,100,063.86 × 1,279,643.40
  4. Step 4: Simplify right side
    2,246,423.56x = 3,966,976,258,027.52
  5. Step 5: Solve for x
    x = 3,966,976,258,027.52/2,246,423.56
  6. Step 6: Final answer
    x = 1,765,907.52

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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.