Finding the Fourth Proportional to 3,657,326.12, 5,486,007.36 and 1,499,529.84
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Solution
The fourth proportional to 3,657,326.12, 5,486,007.36 and 1,499,529.84 is: 2,249,302.21
Step by Step Solution
- Step 1: Write the proportion equation
3,657,326.12 : 5,486,007.36 = 1,499,529.84 : x - Step 2: Convert to fraction form
3,657,326.12/5,486,007.36 = 1,499,529.84/x - Step 3: Cross multiply
3,657,326.12x = 5,486,007.36 × 1,499,529.84 - Step 4: Simplify right side
3,657,326.12x = 8,226,431,738,779.62 - Step 5: Solve for x
x = 8,226,431,738,779.62/3,657,326.12 - Step 6: Final answer
x = 2,249,302.21
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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.