Finding the Fourth Proportional to 2,511,509.13, 3,465,858.51 and 1,365,589.71
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Solution
The fourth proportional to 2,511,509.13, 3,465,858.51 and 1,365,589.71 is: 1,884,500.70
Step by Step Solution
- Step 1: Write the proportion equation
2,511,509.13 : 3,465,858.51 = 1,365,589.71 : x - Step 2: Convert to fraction form
2,511,509.13/3,465,858.51 = 1,365,589.71/x - Step 3: Cross multiply
2,511,509.13x = 3,465,858.51 × 1,365,589.71 - Step 4: Simplify right side
2,511,509.13x = 4,732,940,717,571.93 - Step 5: Solve for x
x = 4,732,940,717,571.93/2,511,509.13 - Step 6: Final answer
x = 1,884,500.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.