Finding the Fourth Proportional to 3,844,184.36, 5,305,085.16 and 2,125,415.84
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Solution
The fourth proportional to 3,844,184.36, 5,305,085.16 and 2,125,415.84 is: 2,933,135.09
Step by Step Solution
- Step 1: Write the proportion equation
3,844,184.36 : 5,305,085.16 = 2,125,415.84 : x - Step 2: Convert to fraction form
3,844,184.36/5,305,085.16 = 2,125,415.84/x - Step 3: Cross multiply
3,844,184.36x = 5,305,085.16 × 2,125,415.84 - Step 4: Simplify right side
3,844,184.36x = 11,275,512,031,612.93 - Step 5: Solve for x
x = 11,275,512,031,612.93/3,844,184.36 - Step 6: Final answer
x = 2,933,135.09
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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.