Finding the Fourth Proportional to 1,548,075.06, 2,136,348.84 and 859,748.70
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Solution
The fourth proportional to 1,548,075.06, 2,136,348.84 and 859,748.70 is: 1,186,456.13
Step by Step Solution
- Step 1: Write the proportion equation
1,548,075.06 : 2,136,348.84 = 859,748.70 : x - Step 2: Convert to fraction form
1,548,075.06/2,136,348.84 = 859,748.70/x - Step 3: Cross multiply
1,548,075.06x = 2,136,348.84 × 859,748.70 - Step 4: Simplify right side
1,548,075.06x = 1,836,723,137,936.51 - Step 5: Solve for x
x = 1,836,723,137,936.51/1,548,075.06 - Step 6: Final answer
x = 1,186,456.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.