Finding the Fourth Proportional to 1,252,245.16, 1,878,517.44 and 442,461.97
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Solution
The fourth proportional to 1,252,245.16, 1,878,517.44 and 442,461.97 is: 663,745.85
Step by Step Solution
- Step 1: Write the proportion equation
1,252,245.16 : 1,878,517.44 = 442,461.97 : x - Step 2: Convert to fraction form
1,252,245.16/1,878,517.44 = 442,461.97/x - Step 3: Cross multiply
1,252,245.16x = 1,878,517.44 × 442,461.97 - Step 4: Simplify right side
1,252,245.16x = 831,172,527,181.76 - Step 5: Solve for x
x = 831,172,527,181.76/1,252,245.16 - Step 6: Final answer
x = 663,745.85
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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.