Finding the Fourth Proportional to 1,262,766.94, 1,894,620.98 and 757,690.43
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Solution
The fourth proportional to 1,262,766.94, 1,894,620.98 and 757,690.43 is: 1,136,817.99
Step by Step Solution
- Step 1: Write the proportion equation
1,262,766.94 : 1,894,620.98 = 757,690.43 : x - Step 2: Convert to fraction form
1,262,766.94/1,894,620.98 = 757,690.43/x - Step 3: Cross multiply
1,262,766.94x = 1,894,620.98 × 757,690.43 - Step 4: Simplify right side
1,262,766.94x = 1,435,536,177,444.34 - Step 5: Solve for x
x = 1,435,536,177,444.34/1,262,766.94 - Step 6: Final answer
x = 1,136,817.99
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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.