Finding the Fourth Proportional to 5,260,217.48, 7,890,775.98 and 1,848,207.50
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Solution
The fourth proportional to 5,260,217.48, 7,890,775.98 and 1,848,207.50 is: 2,772,469.28
Step by Step Solution
- Step 1: Write the proportion equation
5,260,217.48 : 7,890,775.98 = 1,848,207.50 : x - Step 2: Convert to fraction form
5,260,217.48/7,890,775.98 = 1,848,207.50/x - Step 3: Cross multiply
5,260,217.48x = 7,890,775.98 × 1,848,207.50 - Step 4: Simplify right side
5,260,217.48x = 14,583,791,347,055.85 - Step 5: Solve for x
x = 14,583,791,347,055.85/5,260,217.48 - Step 6: Final answer
x = 2,772,469.28
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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.