Finding the Fourth Proportional to 3,699,589.16, 5,549,376.45 and 1,394,513.03
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Solution
The fourth proportional to 3,699,589.16, 5,549,376.45 and 1,394,513.03 is: 2,091,766.80
Step by Step Solution
- Step 1: Write the proportion equation
3,699,589.16 : 5,549,376.45 = 1,394,513.03 : x - Step 2: Convert to fraction form
3,699,589.16/5,549,376.45 = 1,394,513.03/x - Step 3: Cross multiply
3,699,589.16x = 5,549,376.45 × 1,394,513.03 - Step 4: Simplify right side
3,699,589.16x = 7,738,677,767,900.14 - Step 5: Solve for x
x = 7,738,677,767,900.14/3,699,589.16 - Step 6: Final answer
x = 2,091,766.80
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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.