Finding the Fourth Proportional to 3,471,301.80, 5,185,843.16 and 2,246,904.41
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Solution
The fourth proportional to 3,471,301.80, 5,185,843.16 and 2,246,904.41 is: 3,356,692.82
Step by Step Solution
- Step 1: Write the proportion equation
3,471,301.80 : 5,185,843.16 = 2,246,904.41 : x - Step 2: Convert to fraction form
3,471,301.80/5,185,843.16 = 2,246,904.41/x - Step 3: Cross multiply
3,471,301.80x = 5,185,843.16 × 2,246,904.41 - Step 4: Simplify right side
3,471,301.80x = 11,652,093,828,608.60 - Step 5: Solve for x
x = 11,652,093,828,608.60/3,471,301.80 - Step 6: Final answer
x = 3,356,692.82
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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.