Finding the Fourth Proportional to 2,591,940.31, 3,889,644.64 and 1,075,623.19
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Solution
The fourth proportional to 2,591,940.31, 3,889,644.64 and 1,075,623.19 is: 1,614,154.45
Step by Step Solution
- Step 1: Write the proportion equation
2,591,940.31 : 3,889,644.64 = 1,075,623.19 : x - Step 2: Convert to fraction form
2,591,940.31/3,889,644.64 = 1,075,623.19/x - Step 3: Cross multiply
2,591,940.31x = 3,889,644.64 × 1,075,623.19 - Step 4: Simplify right side
2,591,940.31x = 4,183,791,975,643.20 - Step 5: Solve for x
x = 4,183,791,975,643.20/2,591,940.31 - Step 6: Final answer
x = 1,614,154.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.