Finding the Fourth Proportional to 2,075,845.23, 3,114,218.75 and 636,533.82
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Solution
The fourth proportional to 2,075,845.23, 3,114,218.75 and 636,533.82 is: 954,938.99
Step by Step Solution
- Step 1: Write the proportion equation
2,075,845.23 : 3,114,218.75 = 636,533.82 : x - Step 2: Convert to fraction form
2,075,845.23/3,114,218.75 = 636,533.82/x - Step 3: Cross multiply
2,075,845.23x = 3,114,218.75 × 636,533.82 - Step 4: Simplify right side
2,075,845.23x = 1,982,305,554,070.46 - Step 5: Solve for x
x = 1,982,305,554,070.46/2,075,845.23 - Step 6: Final answer
x = 954,938.99
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1.5x scale
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.