Finding the Fourth Proportional to 1,949,148.18, 2,921,758.88 and 812,539.17
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Solution
The fourth proportional to 1,949,148.18, 2,921,758.88 and 812,539.17 is: 1,217,990.28
Step by Step Solution
- Step 1: Write the proportion equation
1,949,148.18 : 2,921,758.88 = 812,539.17 : x - Step 2: Convert to fraction form
1,949,148.18/2,921,758.88 = 812,539.17/x - Step 3: Cross multiply
1,949,148.18x = 2,921,758.88 × 812,539.17 - Step 4: Simplify right side
1,949,148.18x = 2,374,043,531,232.63 - Step 5: Solve for x
x = 2,374,043,531,232.63/1,949,148.18 - Step 6: Final answer
x = 1,217,990.28
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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.