Finding the Fourth Proportional to 3,612,041.65, 5,418,176.69 and 1,338,135.13
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Solution
The fourth proportional to 3,612,041.65, 5,418,176.69 and 1,338,135.13 is: 2,007,245.01
Step by Step Solution
- Step 1: Write the proportion equation
3,612,041.65 : 5,418,176.69 = 1,338,135.13 : x - Step 2: Convert to fraction form
3,612,041.65/5,418,176.69 = 1,338,135.13/x - Step 3: Cross multiply
3,612,041.65x = 5,418,176.69 × 1,338,135.13 - Step 4: Simplify right side
3,612,041.65x = 7,250,252,569,436.12 - Step 5: Solve for x
x = 7,250,252,569,436.12/3,612,041.65 - Step 6: Final answer
x = 2,007,245.01
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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.