Home / 2,819,019.84-4,229,054.40-1,282,125.84

Finding the Fourth Proportional to 2,819,019.84, 4,229,054.40 and 1,282,125.84

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Solution

The fourth proportional to 2,819,019.84, 4,229,054.40 and 1,282,125.84 is: 1,923,427.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,019.84 : 4,229,054.40 = 1,282,125.84 : x
  2. Step 2: Convert to fraction form
    2,819,019.84/4,229,054.40 = 1,282,125.84/x
  3. Step 3: Cross multiply
    2,819,019.84x = 4,229,054.40 × 1,282,125.84
  4. Step 4: Simplify right side
    2,819,019.84x = 5,422,179,925,005.70
  5. Step 5: Solve for x
    x = 5,422,179,925,005.70/2,819,019.84
  6. Step 6: Final answer
    x = 1,923,427.37

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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.