Finding the Fourth Proportional to 4,368,214.20, 6,552,321.30 and 2,777,827.80
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Solution
The fourth proportional to 4,368,214.20, 6,552,321.30 and 2,777,827.80 is: 4,166,741.70
Step by Step Solution
- Step 1: Write the proportion equation
4,368,214.20 : 6,552,321.30 = 2,777,827.80 : x - Step 2: Convert to fraction form
4,368,214.20/6,552,321.30 = 2,777,827.80/x - Step 3: Cross multiply
4,368,214.20x = 6,552,321.30 × 2,777,827.80 - Step 4: Simplify right side
4,368,214.20x = 18,201,220,261,672.14 - Step 5: Solve for x
x = 18,201,220,261,672.14/4,368,214.20 - Step 6: Final answer
x = 4,166,741.70
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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.