Finding the Fourth Proportional to 4,896,621.98, 6,757,502.43 and 2,721,256.82
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Solution
The fourth proportional to 4,896,621.98, 6,757,502.43 and 2,721,256.82 is: 3,755,425.61
Step by Step Solution
- Step 1: Write the proportion equation
4,896,621.98 : 6,757,502.43 = 2,721,256.82 : x - Step 2: Convert to fraction form
4,896,621.98/6,757,502.43 = 2,721,256.82/x - Step 3: Cross multiply
4,896,621.98x = 6,757,502.43 × 2,721,256.82 - Step 4: Simplify right side
4,896,621.98x = 18,388,899,573,804.07 - Step 5: Solve for x
x = 18,388,899,573,804.07/4,896,621.98 - Step 6: Final answer
x = 3,755,425.61
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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.