Finding the Fourth Proportional to 1,372,136.69, 2,058,018.19 and 361,173.99
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Solution
The fourth proportional to 1,372,136.69, 2,058,018.19 and 361,173.99 is: 541,711.80
Step by Step Solution
- Step 1: Write the proportion equation
1,372,136.69 : 2,058,018.19 = 361,173.99 : x - Step 2: Convert to fraction form
1,372,136.69/2,058,018.19 = 361,173.99/x - Step 3: Cross multiply
1,372,136.69x = 2,058,018.19 × 361,173.99 - Step 4: Simplify right side
1,372,136.69x = 743,302,637,428.96 - Step 5: Solve for x
x = 743,302,637,428.96/1,372,136.69 - Step 6: Final answer
x = 541,711.80
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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.