Finding the Fourth Proportional to 4,067,992.80, 6,101,794.80 and 1,372,053.60
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Solution
The fourth proportional to 4,067,992.80, 6,101,794.80 and 1,372,053.60 is: 2,058,014.83
Step by Step Solution
- Step 1: Write the proportion equation
4,067,992.80 : 6,101,794.80 = 1,372,053.60 : x - Step 2: Convert to fraction form
4,067,992.80/6,101,794.80 = 1,372,053.60/x - Step 3: Cross multiply
4,067,992.80x = 6,101,794.80 × 1,372,053.60 - Step 4: Simplify right side
4,067,992.80x = 8,371,989,521,801.28 - Step 5: Solve for x
x = 8,371,989,521,801.28/4,067,992.80 - Step 6: Final answer
x = 2,058,014.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.