Finding the Fourth Proportional to 1,424,740.68, 2,133,718.74 and 824,436.72
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Solution
The fourth proportional to 1,424,740.68, 2,133,718.74 and 824,436.72 is: 1,234,692.11
Step by Step Solution
- Step 1: Write the proportion equation
1,424,740.68 : 2,133,718.74 = 824,436.72 : x - Step 2: Convert to fraction form
1,424,740.68/2,133,718.74 = 824,436.72/x - Step 3: Cross multiply
1,424,740.68x = 2,133,718.74 × 824,436.72 - Step 4: Simplify right side
1,424,740.68x = 1,759,116,079,408.13 - Step 5: Solve for x
x = 1,759,116,079,408.13/1,424,740.68 - Step 6: Final answer
x = 1,234,692.11
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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.