Finding the Fourth Proportional to 4,136,390.18, 6,197,394.82 and 2,902,781.92
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Solution
The fourth proportional to 4,136,390.18, 6,197,394.82 and 2,902,781.92 is: 4,349,126.86
Step by Step Solution
- Step 1: Write the proportion equation
4,136,390.18 : 6,197,394.82 = 2,902,781.92 : x - Step 2: Convert to fraction form
4,136,390.18/6,197,394.82 = 2,902,781.92/x - Step 3: Cross multiply
4,136,390.18x = 6,197,394.82 × 2,902,781.92 - Step 4: Simplify right side
4,136,390.18x = 17,989,685,634,597.66 - Step 5: Solve for x
x = 17,989,685,634,597.66/4,136,390.18 - Step 6: Final answer
x = 4,349,126.86
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.