Finding the Fourth Proportional to 1,806,482.11, 2,709,047.84 and 726,629.75
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Solution
The fourth proportional to 1,806,482.11, 2,709,047.84 and 726,629.75 is: 1,089,672.99
Step by Step Solution
- Step 1: Write the proportion equation
1,806,482.11 : 2,709,047.84 = 726,629.75 : x - Step 2: Convert to fraction form
1,806,482.11/2,709,047.84 = 726,629.75/x - Step 3: Cross multiply
1,806,482.11x = 2,709,047.84 × 726,629.75 - Step 4: Simplify right side
1,806,482.11x = 1,968,474,767,023.47 - Step 5: Solve for x
x = 1,968,474,767,023.47/1,806,482.11 - Step 6: Final answer
x = 1,089,672.99
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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.