Finding the Fourth Proportional to 1,857,366.82, 2,786,050.84 and 1,226,133.02
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Solution
The fourth proportional to 1,857,366.82, 2,786,050.84 and 1,226,133.02 is: 1,839,199.93
Step by Step Solution
- Step 1: Write the proportion equation
1,857,366.82 : 2,786,050.84 = 1,226,133.02 : x - Step 2: Convert to fraction form
1,857,366.82/2,786,050.84 = 1,226,133.02/x - Step 3: Cross multiply
1,857,366.82x = 2,786,050.84 × 1,226,133.02 - Step 4: Simplify right side
1,857,366.82x = 3,416,068,930,322.74 - Step 5: Solve for x
x = 3,416,068,930,322.74/1,857,366.82 - Step 6: Final answer
x = 1,839,199.93
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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.