Home / 992,796.48-1,477,965.96-986,891.60

Finding the Fourth Proportional to 992,796.48, 1,477,965.96 and 986,891.60

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Solution

The fourth proportional to 992,796.48, 1,477,965.96 and 986,891.60 is: 1,469,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,796.48 : 1,477,965.96 = 986,891.60 : x
  2. Step 2: Convert to fraction form
    992,796.48/1,477,965.96 = 986,891.60/x
  3. Step 3: Cross multiply
    992,796.48x = 1,477,965.96 × 986,891.60
  4. Step 4: Simplify right side
    992,796.48x = 1,458,592,191,009.94
  5. Step 5: Solve for x
    x = 1,458,592,191,009.94/992,796.48
  6. Step 6: Final answer
    x = 1,469,175.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.