Finding the Fourth Proportional to 1,271,939.68, 1,903,755.84 and 934,891.12
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Solution
The fourth proportional to 1,271,939.68, 1,903,755.84 and 934,891.12 is: 1,399,283.67
Step by Step Solution
- Step 1: Write the proportion equation
1,271,939.68 : 1,903,755.84 = 934,891.12 : x - Step 2: Convert to fraction form
1,271,939.68/1,903,755.84 = 934,891.12/x - Step 3: Cross multiply
1,271,939.68x = 1,903,755.84 × 934,891.12 - Step 4: Simplify right side
1,271,939.68x = 1,779,804,429,464.14 - Step 5: Solve for x
x = 1,779,804,429,464.14/1,271,939.68 - Step 6: Final answer
x = 1,399,283.67
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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.