Finding the Fourth Proportional to 5,075,592.63, 7,004,372.09 and 2,752,489.54
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Solution
The fourth proportional to 5,075,592.63, 7,004,372.09 and 2,752,489.54 is: 3,798,464.99
Step by Step Solution
- Step 1: Write the proportion equation
5,075,592.63 : 7,004,372.09 = 2,752,489.54 : x - Step 2: Convert to fraction form
5,075,592.63/7,004,372.09 = 2,752,489.54/x - Step 3: Cross multiply
5,075,592.63x = 7,004,372.09 × 2,752,489.54 - Step 4: Simplify right side
5,075,592.63x = 19,279,460,911,992.94 - Step 5: Solve for x
x = 19,279,460,911,992.94/5,075,592.63 - Step 6: Final answer
x = 3,798,464.99
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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.