Home / 1,282,867.32-1,770,357.59-702,090.11

Finding the Fourth Proportional to 1,282,867.32, 1,770,357.59 and 702,090.11

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Solution

The fourth proportional to 1,282,867.32, 1,770,357.59 and 702,090.11 is: 968,884.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,867.32 : 1,770,357.59 = 702,090.11 : x
  2. Step 2: Convert to fraction form
    1,282,867.32/1,770,357.59 = 702,090.11/x
  3. Step 3: Cross multiply
    1,282,867.32x = 1,770,357.59 × 702,090.11
  4. Step 4: Simplify right side
    1,282,867.32x = 1,242,950,555,102.43
  5. Step 5: Solve for x
    x = 1,242,950,555,102.43/1,282,867.32
  6. Step 6: Final answer
    x = 968,884.73

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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.