Finding the Fourth Proportional to 2,635,354.14, 3,635,382.32 and 1,603,177.62
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Solution
The fourth proportional to 2,635,354.14, 3,635,382.32 and 1,603,177.62 is: 2,211,529.56
Step by Step Solution
- Step 1: Write the proportion equation
2,635,354.14 : 3,635,382.32 = 1,603,177.62 : x - Step 2: Convert to fraction form
2,635,354.14/3,635,382.32 = 1,603,177.62/x - Step 3: Cross multiply
2,635,354.14x = 3,635,382.32 × 1,603,177.62 - Step 4: Simplify right side
2,635,354.14x = 5,828,163,575,567.68 - Step 5: Solve for x
x = 5,828,163,575,567.68/2,635,354.14 - Step 6: Final answer
x = 2,211,529.56
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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.