Finding the Fourth Proportional to 4,539,670.80, 6,264,788.28 and 2,502,553.20
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Solution
The fourth proportional to 4,539,670.80, 6,264,788.28 and 2,502,553.20 is: 3,453,546.89
Step by Step Solution
- Step 1: Write the proportion equation
4,539,670.80 : 6,264,788.28 = 2,502,553.20 : x - Step 2: Convert to fraction form
4,539,670.80/6,264,788.28 = 2,502,553.20/x - Step 3: Cross multiply
4,539,670.80x = 6,264,788.28 × 2,502,553.20 - Step 4: Simplify right side
4,539,670.80x = 15,677,965,957,436.50 - Step 5: Solve for x
x = 15,677,965,957,436.50/4,539,670.80 - Step 6: Final answer
x = 3,453,546.89
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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.