Home / 2,819,425.94-3,890,811.63-1,530,266.39

Finding the Fourth Proportional to 2,819,425.94, 3,890,811.63 and 1,530,266.39

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Solution

The fourth proportional to 2,819,425.94, 3,890,811.63 and 1,530,266.39 is: 2,111,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,425.94 : 3,890,811.63 = 1,530,266.39 : x
  2. Step 2: Convert to fraction form
    2,819,425.94/3,890,811.63 = 1,530,266.39/x
  3. Step 3: Cross multiply
    2,819,425.94x = 3,890,811.63 × 1,530,266.39
  4. Step 4: Simplify right side
    2,819,425.94x = 5,953,978,240,104.73
  5. Step 5: Solve for x
    x = 5,953,978,240,104.73/2,819,425.94
  6. Step 6: Final answer
    x = 2,111,769.69

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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.