Finding the Fourth Proportional to 1,468,709.87, 2,028,112.14 and 918,368.72
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Solution
The fourth proportional to 1,468,709.87, 2,028,112.14 and 918,368.72 is: 1,268,157.03
Step by Step Solution
- Step 1: Write the proportion equation
1,468,709.87 : 2,028,112.14 = 918,368.72 : x - Step 2: Convert to fraction form
1,468,709.87/2,028,112.14 = 918,368.72/x - Step 3: Cross multiply
1,468,709.87x = 2,028,112.14 × 918,368.72 - Step 4: Simplify right side
1,468,709.87x = 1,862,554,750,028.26 - Step 5: Solve for x
x = 1,862,554,750,028.26/1,468,709.87 - Step 6: Final answer
x = 1,268,157.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.