Finding the Fourth Proportional to 2,478,147.68, 3,715,539.32 and 1,260,732.26
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Solution
The fourth proportional to 2,478,147.68, 3,715,539.32 and 1,260,732.26 is: 1,890,242.59
Step by Step Solution
- Step 1: Write the proportion equation
2,478,147.68 : 3,715,539.32 = 1,260,732.26 : x - Step 2: Convert to fraction form
2,478,147.68/3,715,539.32 = 1,260,732.26/x - Step 3: Cross multiply
2,478,147.68x = 3,715,539.32 × 1,260,732.26 - Step 4: Simplify right side
2,478,147.68x = 4,684,300,296,463.14 - Step 5: Solve for x
x = 4,684,300,296,463.14/2,478,147.68 - Step 6: Final answer
x = 1,890,242.59
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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.