Home / 2,100,707.80-3,144,063.30-1,848,765.40

Finding the Fourth Proportional to 2,100,707.80, 3,144,063.30 and 1,848,765.40

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Solution

The fourth proportional to 2,100,707.80, 3,144,063.30 and 1,848,765.40 is: 2,766,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,707.80 : 3,144,063.30 = 1,848,765.40 : x
  2. Step 2: Convert to fraction form
    2,100,707.80/3,144,063.30 = 1,848,765.40/x
  3. Step 3: Cross multiply
    2,100,707.80x = 3,144,063.30 × 1,848,765.40
  4. Step 4: Simplify right side
    2,100,707.80x = 5,812,635,444,449.82
  5. Step 5: Solve for x
    x = 5,812,635,444,449.82/2,100,707.80
  6. Step 6: Final answer
    x = 2,766,989.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.