Home / 1,621,745.49-2,237,636.75-968,244.15

Finding the Fourth Proportional to 1,621,745.49, 2,237,636.75 and 968,244.15

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Solution

The fourth proportional to 1,621,745.49, 2,237,636.75 and 968,244.15 is: 1,335,954.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,745.49 : 2,237,636.75 = 968,244.15 : x
  2. Step 2: Convert to fraction form
    1,621,745.49/2,237,636.75 = 968,244.15/x
  3. Step 3: Cross multiply
    1,621,745.49x = 2,237,636.75 × 968,244.15
  4. Step 4: Simplify right side
    1,621,745.49x = 2,166,578,688,171.29
  5. Step 5: Solve for x
    x = 2,166,578,688,171.29/1,621,745.49
  6. Step 6: Final answer
    x = 1,335,954.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.