Finding the Fourth Proportional to 1,599,994.92, 2,208,548.58 and 921,201.96
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Solution
The fourth proportional to 1,599,994.92, 2,208,548.58 and 921,201.96 is: 1,271,578.59
Step by Step Solution
- Step 1: Write the proportion equation
1,599,994.92 : 2,208,548.58 = 921,201.96 : x - Step 2: Convert to fraction form
1,599,994.92/2,208,548.58 = 921,201.96/x - Step 3: Cross multiply
1,599,994.92x = 2,208,548.58 × 921,201.96 - Step 4: Simplify right side
1,599,994.92x = 2,034,519,280,651.22 - Step 5: Solve for x
x = 2,034,519,280,651.22/1,599,994.92 - Step 6: Final answer
x = 1,271,578.59
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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.