Finding the Fourth Proportional to 2,241,311.40, 3,344,485.89 and 1,999,765.08
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Solution
The fourth proportional to 2,241,311.40, 3,344,485.89 and 1,999,765.08 is: 2,984,050.36
Step by Step Solution
- Step 1: Write the proportion equation
2,241,311.40 : 3,344,485.89 = 1,999,765.08 : x - Step 2: Convert to fraction form
2,241,311.40/3,344,485.89 = 1,999,765.08/x - Step 3: Cross multiply
2,241,311.40x = 3,344,485.89 × 1,999,765.08 - Step 4: Simplify right side
2,241,311.40x = 6,688,186,093,374.72 - Step 5: Solve for x
x = 6,688,186,093,374.72/2,241,311.40 - Step 6: Final answer
x = 2,984,050.36
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.