Finding the Fourth Proportional to 4,260,371.68, 6,393,731.16 and 3,126,064.96
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Solution
The fourth proportional to 4,260,371.68, 6,393,731.16 and 3,126,064.96 is: 4,691,426.11
Step by Step Solution
- Step 1: Write the proportion equation
4,260,371.68 : 6,393,731.16 = 3,126,064.96 : x - Step 2: Convert to fraction form
4,260,371.68/6,393,731.16 = 3,126,064.96/x - Step 3: Cross multiply
4,260,371.68x = 6,393,731.16 × 3,126,064.96 - Step 4: Simplify right side
4,260,371.68x = 19,987,218,942,936.15 - Step 5: Solve for x
x = 19,987,218,942,936.15/4,260,371.68 - Step 6: Final answer
x = 4,691,426.11
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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.