Finding the Fourth Proportional to 5,331,767.84, 7,997,984.04 and 2,136,478.88
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Solution
The fourth proportional to 5,331,767.84, 7,997,984.04 and 2,136,478.88 is: 3,204,851.47
Step by Step Solution
- Step 1: Write the proportion equation
5,331,767.84 : 7,997,984.04 = 2,136,478.88 : x - Step 2: Convert to fraction form
5,331,767.84/7,997,984.04 = 2,136,478.88/x - Step 3: Cross multiply
5,331,767.84x = 7,997,984.04 × 2,136,478.88 - Step 4: Simplify right side
5,331,767.84x = 17,087,523,984,037.07 - Step 5: Solve for x
x = 17,087,523,984,037.07/5,331,767.84 - Step 6: Final answer
x = 3,204,851.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.