Finding the Fourth Proportional to 1,063,247.18, 1,467,316.54 and 579,838.70
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Solution
The fourth proportional to 1,063,247.18, 1,467,316.54 and 579,838.70 is: 800,196.73
Step by Step Solution
- Step 1: Write the proportion equation
1,063,247.18 : 1,467,316.54 = 579,838.70 : x - Step 2: Convert to fraction form
1,063,247.18/1,467,316.54 = 579,838.70/x - Step 3: Cross multiply
1,063,247.18x = 1,467,316.54 × 579,838.70 - Step 4: Simplify right side
1,063,247.18x = 850,806,915,042.10 - Step 5: Solve for x
x = 850,806,915,042.10/1,063,247.18 - Step 6: Final answer
x = 800,196.73
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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.