Finding the Fourth Proportional to 4,838,736.79, 6,677,403.99 and 2,663,233.22
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Solution
The fourth proportional to 4,838,736.79, 6,677,403.99 and 2,663,233.22 is: 3,675,232.79
Step by Step Solution
- Step 1: Write the proportion equation
4,838,736.79 : 6,677,403.99 = 2,663,233.22 : x - Step 2: Convert to fraction form
4,838,736.79/6,677,403.99 = 2,663,233.22/x - Step 3: Cross multiply
4,838,736.79x = 6,677,403.99 × 2,663,233.22 - Step 4: Simplify right side
4,838,736.79x = 17,783,484,136,234.93 - Step 5: Solve for x
x = 17,783,484,136,234.93/4,838,736.79 - Step 6: Final answer
x = 3,675,232.79
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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.