Finding the Fourth Proportional to 6,920,961.40, 10,385,160.18 and 2,880,235
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Solution
The fourth proportional to 6,920,961.40, 10,385,160.18 and 2,880,235 is: 4,321,899.82
Step by Step Solution
- Step 1: Write the proportion equation
6,920,961.40 : 10,385,160.18 = 2,880,235 : x - Step 2: Convert to fraction form
6,920,961.40/10,385,160.18 = 2,880,235/x - Step 3: Cross multiply
6,920,961.40x = 10,385,160.18 × 2,880,235 - Step 4: Simplify right side
6,920,961.40x = 29,911,701,831,042.30 - Step 5: Solve for x
x = 29,911,701,831,042.30/6,920,961.40 - Step 6: Final answer
x = 4,321,899.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.