Finding the Fourth Proportional to 5,075,363.41, 7,612,918.60 and 1,481,161.49
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Solution
The fourth proportional to 5,075,363.41, 7,612,918.60 and 1,481,161.49 is: 2,221,705.32
Step by Step Solution
- Step 1: Write the proportion equation
5,075,363.41 : 7,612,918.60 = 1,481,161.49 : x - Step 2: Convert to fraction form
5,075,363.41/7,612,918.60 = 1,481,161.49/x - Step 3: Cross multiply
5,075,363.41x = 7,612,918.60 × 1,481,161.49 - Step 4: Simplify right side
5,075,363.41x = 11,275,961,889,205.51 - Step 5: Solve for x
x = 11,275,961,889,205.51/5,075,363.41 - Step 6: Final answer
x = 2,221,705.32
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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.