Finding the Fourth Proportional to 4,806,737.40, 6,633,315.90 and 2,631,482.94
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Solution
The fourth proportional to 4,806,737.40, 6,633,315.90 and 2,631,482.94 is: 3,631,456.47
Step by Step Solution
- Step 1: Write the proportion equation
4,806,737.40 : 6,633,315.90 = 2,631,482.94 : x - Step 2: Convert to fraction form
4,806,737.40/6,633,315.90 = 2,631,482.94/x - Step 3: Cross multiply
4,806,737.40x = 6,633,315.90 × 2,631,482.94 - Step 4: Simplify right side
4,806,737.40x = 17,455,457,626,480.75 - Step 5: Solve for x
x = 17,455,457,626,480.75/4,806,737.40 - Step 6: Final answer
x = 3,631,456.47
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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.