Finding the Fourth Proportional to 1,599,931.76, 2,207,906.01 and 874,779.98
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Solution
The fourth proportional to 1,599,931.76, 2,207,906.01 and 874,779.98 is: 1,207,196.47
Step by Step Solution
- Step 1: Write the proportion equation
1,599,931.76 : 2,207,906.01 = 874,779.98 : x - Step 2: Convert to fraction form
1,599,931.76/2,207,906.01 = 874,779.98/x - Step 3: Cross multiply
1,599,931.76x = 2,207,906.01 × 874,779.98 - Step 4: Simplify right side
1,599,931.76x = 1,931,431,964,230.15 - Step 5: Solve for x
x = 1,931,431,964,230.15/1,599,931.76 - Step 6: Final answer
x = 1,207,196.47
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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.