Finding the Fourth Proportional to 4,876,747.90, 6,730,063.98 and 2,701,493.46
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Solution
The fourth proportional to 4,876,747.90, 6,730,063.98 and 2,701,493.46 is: 3,728,145.11
Step by Step Solution
- Step 1: Write the proportion equation
4,876,747.90 : 6,730,063.98 = 2,701,493.46 : x - Step 2: Convert to fraction form
4,876,747.90/6,730,063.98 = 2,701,493.46/x - Step 3: Cross multiply
4,876,747.90x = 6,730,063.98 × 2,701,493.46 - Step 4: Simplify right side
4,876,747.90x = 18,181,223,830,551.01 - Step 5: Solve for x
x = 18,181,223,830,551.01/4,876,747.90 - Step 6: Final answer
x = 3,728,145.11
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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.