Finding the Fourth Proportional to 4,075,546.47, 6,112,944.88 and 1,379,563.53
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Solution
The fourth proportional to 4,075,546.47, 6,112,944.88 and 1,379,563.53 is: 2,069,218.42
Step by Step Solution
- Step 1: Write the proportion equation
4,075,546.47 : 6,112,944.88 = 1,379,563.53 : x - Step 2: Convert to fraction form
4,075,546.47/6,112,944.88 = 1,379,563.53/x - Step 3: Cross multiply
4,075,546.47x = 6,112,944.88 × 1,379,563.53 - Step 4: Simplify right side
4,075,546.47x = 8,433,195,817,348.23 - Step 5: Solve for x
x = 8,433,195,817,348.23/4,075,546.47 - Step 6: Final answer
x = 2,069,218.42
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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.