Finding the Fourth Proportional to 5,103,968.18, 7,655,952.26 and 1,509,455.39
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Solution
The fourth proportional to 5,103,968.18, 7,655,952.26 and 1,509,455.39 is: 2,264,183.08
Step by Step Solution
- Step 1: Write the proportion equation
5,103,968.18 : 7,655,952.26 = 1,509,455.39 : x - Step 2: Convert to fraction form
5,103,968.18/7,655,952.26 = 1,509,455.39/x - Step 3: Cross multiply
5,103,968.18x = 7,655,952.26 × 1,509,455.39 - Step 4: Simplify right side
5,103,968.18x = 11,556,318,369,933.56 - Step 5: Solve for x
x = 11,556,318,369,933.56/5,103,968.18 - Step 6: Final answer
x = 2,264,183.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.