Finding the Fourth Proportional to 1,771,611.40, 2,650,418.70 and 1,537,553.80
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Solution
The fourth proportional to 1,771,611.40, 2,650,418.70 and 1,537,553.80 is: 2,300,256.90
Step by Step Solution
- Step 1: Write the proportion equation
1,771,611.40 : 2,650,418.70 = 1,537,553.80 : x - Step 2: Convert to fraction form
1,771,611.40/2,650,418.70 = 1,537,553.80/x - Step 3: Cross multiply
1,771,611.40x = 2,650,418.70 × 1,537,553.80 - Step 4: Simplify right side
1,771,611.40x = 4,075,161,343,776.06 - Step 5: Solve for x
x = 4,075,161,343,776.06/1,771,611.40 - Step 6: Final answer
x = 2,300,256.90
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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.