Finding the Fourth Proportional to 4,572,755.55, 6,859,136.28 and 1,161,297.99
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Solution
The fourth proportional to 4,572,755.55, 6,859,136.28 and 1,161,297.99 is: 1,741,947.74
Step by Step Solution
- Step 1: Write the proportion equation
4,572,755.55 : 6,859,136.28 = 1,161,297.99 : x - Step 2: Convert to fraction form
4,572,755.55/6,859,136.28 = 1,161,297.99/x - Step 3: Cross multiply
4,572,755.55x = 6,859,136.28 × 1,161,297.99 - Step 4: Simplify right side
4,572,755.55x = 7,965,501,175,100.08 - Step 5: Solve for x
x = 7,965,501,175,100.08/4,572,755.55 - Step 6: Final answer
x = 1,741,947.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.