Finding the Fourth Proportional to 3,067,217.36, 4,232,740.92 and 1,671,777.44
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Solution
The fourth proportional to 3,067,217.36, 4,232,740.92 and 1,671,777.44 is: 2,307,042.49
Step by Step Solution
- Step 1: Write the proportion equation
3,067,217.36 : 4,232,740.92 = 1,671,777.44 : x - Step 2: Convert to fraction form
3,067,217.36/4,232,740.92 = 1,671,777.44/x - Step 3: Cross multiply
3,067,217.36x = 4,232,740.92 × 1,671,777.44 - Step 4: Simplify right side
3,067,217.36x = 7,076,200,779,420.85 - Step 5: Solve for x
x = 7,076,200,779,420.85/3,067,217.36 - Step 6: Final answer
x = 2,307,042.49
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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.