Finding the Fourth Proportional to 1,448,316.67, 1,998,472.98 and 867,403.68
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Solution
The fourth proportional to 1,448,316.67, 1,998,472.98 and 867,403.68 is: 1,196,894.89
Step by Step Solution
- Step 1: Write the proportion equation
1,448,316.67 : 1,998,472.98 = 867,403.68 : x - Step 2: Convert to fraction form
1,448,316.67/1,998,472.98 = 867,403.68/x - Step 3: Cross multiply
1,448,316.67x = 1,998,472.98 × 867,403.68 - Step 4: Simplify right side
1,448,316.67x = 1,733,482,817,232.57 - Step 5: Solve for x
x = 1,733,482,817,232.57/1,448,316.67 - Step 6: Final answer
x = 1,196,894.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.