Finding the Fourth Proportional to 4,284,976.53, 6,424,082.91 and 2,124,512.03
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Solution
The fourth proportional to 4,284,976.53, 6,424,082.91 and 2,124,512.03 is: 3,185,091.29
Step by Step Solution
- Step 1: Write the proportion equation
4,284,976.53 : 6,424,082.91 = 2,124,512.03 : x - Step 2: Convert to fraction form
4,284,976.53/6,424,082.91 = 2,124,512.03/x - Step 3: Cross multiply
4,284,976.53x = 6,424,082.91 × 2,124,512.03 - Step 4: Simplify right side
4,284,976.53x = 13,648,041,424,012.41 - Step 5: Solve for x
x = 13,648,041,424,012.41/4,284,976.53 - Step 6: Final answer
x = 3,185,091.29
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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.