Finding the Fourth Proportional to 4,163,579.82, 5,746,961.98 and 2,421,658.93
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Solution
The fourth proportional to 4,163,579.82, 5,746,961.98 and 2,421,658.93 is: 3,342,599.97
Step by Step Solution
- Step 1: Write the proportion equation
4,163,579.82 : 5,746,961.98 = 2,421,658.93 : x - Step 2: Convert to fraction form
4,163,579.82/5,746,961.98 = 2,421,658.93/x - Step 3: Cross multiply
4,163,579.82x = 5,746,961.98 × 2,421,658.93 - Step 4: Simplify right side
4,163,579.82x = 13,917,181,799,237.48 - Step 5: Solve for x
x = 13,917,181,799,237.48/4,163,579.82 - Step 6: Final answer
x = 3,342,599.97
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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.