Finding the Fourth Proportional to 2,997,624.77, 4,136,715 and 1,690,872.47
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Solution
The fourth proportional to 2,997,624.77, 4,136,715 and 1,690,872.47 is: 2,333,399.96
Step by Step Solution
- Step 1: Write the proportion equation
2,997,624.77 : 4,136,715 = 1,690,872.47 : x - Step 2: Convert to fraction form
2,997,624.77/4,136,715 = 1,690,872.47/x - Step 3: Cross multiply
2,997,624.77x = 4,136,715 × 1,690,872.47 - Step 4: Simplify right side
2,997,624.77x = 6,994,657,509,736.05 - Step 5: Solve for x
x = 6,994,657,509,736.05/2,997,624.77 - Step 6: Final answer
x = 2,333,399.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.