Finding the Fourth Proportional to 5,171,766.05, 7,752,326.21 and 2,294,487.90
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Solution
The fourth proportional to 5,171,766.05, 7,752,326.21 and 2,294,487.90 is: 3,439,370.33
Step by Step Solution
- Step 1: Write the proportion equation
5,171,766.05 : 7,752,326.21 = 2,294,487.90 : x - Step 2: Convert to fraction form
5,171,766.05/7,752,326.21 = 2,294,487.90/x - Step 3: Cross multiply
5,171,766.05x = 7,752,326.21 × 2,294,487.90 - Step 4: Simplify right side
5,171,766.05x = 17,787,618,674,225.42 - Step 5: Solve for x
x = 17,787,618,674,225.42/5,171,766.05 - Step 6: Final answer
x = 3,439,370.33
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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.