Finding the Fourth Proportional to 4,510,075.16, 6,766,241.70 and 1,315,201.70
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Solution
The fourth proportional to 4,510,075.16, 6,766,241.70 and 1,315,201.70 is: 1,973,131.77
Step by Step Solution
- Step 1: Write the proportion equation
4,510,075.16 : 6,766,241.70 = 1,315,201.70 : x - Step 2: Convert to fraction form
4,510,075.16/6,766,241.70 = 1,315,201.70/x - Step 3: Cross multiply
4,510,075.16x = 6,766,241.70 × 1,315,201.70 - Step 4: Simplify right side
4,510,075.16x = 8,898,972,586,450.89 - Step 5: Solve for x
x = 8,898,972,586,450.89/4,510,075.16 - Step 6: Final answer
x = 1,973,131.77
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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.