Home / 3,019,203.57-4,166,405.78-1,642,511.96

Finding the Fourth Proportional to 3,019,203.57, 4,166,405.78 and 1,642,511.96

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Solution

The fourth proportional to 3,019,203.57, 4,166,405.78 and 1,642,511.96 is: 2,266,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,203.57 : 4,166,405.78 = 1,642,511.96 : x
  2. Step 2: Convert to fraction form
    3,019,203.57/4,166,405.78 = 1,642,511.96/x
  3. Step 3: Cross multiply
    3,019,203.57x = 4,166,405.78 × 1,642,511.96
  4. Step 4: Simplify right side
    3,019,203.57x = 6,843,371,294,818.54
  5. Step 5: Solve for x
    x = 6,843,371,294,818.54/3,019,203.57
  6. Step 6: Final answer
    x = 2,266,614.73

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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.