Finding the Fourth Proportional to 2,809,442.96, 4,214,164.12 and 1,190,466.80
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Solution
The fourth proportional to 2,809,442.96, 4,214,164.12 and 1,190,466.80 is: 1,785,700.06
Step by Step Solution
- Step 1: Write the proportion equation
2,809,442.96 : 4,214,164.12 = 1,190,466.80 : x - Step 2: Convert to fraction form
2,809,442.96/4,214,164.12 = 1,190,466.80/x - Step 3: Cross multiply
2,809,442.96x = 4,214,164.12 × 1,190,466.80 - Step 4: Simplify right side
2,809,442.96x = 5,016,822,474,611.22 - Step 5: Solve for x
x = 5,016,822,474,611.22/2,809,442.96 - Step 6: Final answer
x = 1,785,700.06
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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.