Finding the Fourth Proportional to 993,954.05, 1,489,551.70 and 452,888.03
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Solution
The fourth proportional to 993,954.05, 1,489,551.70 and 452,888.03 is: 678,703.55
Step by Step Solution
- Step 1: Write the proportion equation
993,954.05 : 1,489,551.70 = 452,888.03 : x - Step 2: Convert to fraction form
993,954.05/1,489,551.70 = 452,888.03/x - Step 3: Cross multiply
993,954.05x = 1,489,551.70 × 452,888.03 - Step 4: Simplify right side
993,954.05x = 674,600,136,493.23 - Step 5: Solve for x
x = 674,600,136,493.23/993,954.05 - Step 6: Final answer
x = 678,703.55
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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.