Home / 968,884.67-1,335,675.15-681,512.87

Finding the Fourth Proportional to 968,884.67, 1,335,675.15 and 681,512.87

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Solution

The fourth proportional to 968,884.67, 1,335,675.15 and 681,512.87 is: 939,513.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,884.67 : 1,335,675.15 = 681,512.87 : x
  2. Step 2: Convert to fraction form
    968,884.67/1,335,675.15 = 681,512.87/x
  3. Step 3: Cross multiply
    968,884.67x = 1,335,675.15 × 681,512.87
  4. Step 4: Simplify right side
    968,884.67x = 910,279,808,203.37
  5. Step 5: Solve for x
    x = 910,279,808,203.37/968,884.67
  6. Step 6: Final answer
    x = 939,513.06

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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.