Finding the Fourth Proportional to 1,517,933.60, 2,279,524.80 and 809,345.60
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Solution
The fourth proportional to 1,517,933.60, 2,279,524.80 and 809,345.60 is: 1,215,417.70
Step by Step Solution
- Step 1: Write the proportion equation
1,517,933.60 : 2,279,524.80 = 809,345.60 : x - Step 2: Convert to fraction form
1,517,933.60/2,279,524.80 = 809,345.60/x - Step 3: Cross multiply
1,517,933.60x = 2,279,524.80 × 809,345.60 - Step 4: Simplify right side
1,517,933.60x = 1,844,923,366,970.88 - Step 5: Solve for x
x = 1,844,923,366,970.88/1,517,933.60 - Step 6: Final answer
x = 1,215,417.70
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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.