Finding the Fourth Proportional to 4,885,364.70, 7,328,047.05 and 2,365,940.70
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Solution
The fourth proportional to 4,885,364.70, 7,328,047.05 and 2,365,940.70 is: 3,548,911.05
Step by Step Solution
- Step 1: Write the proportion equation
4,885,364.70 : 7,328,047.05 = 2,365,940.70 : x - Step 2: Convert to fraction form
4,885,364.70/7,328,047.05 = 2,365,940.70/x - Step 3: Cross multiply
4,885,364.70x = 7,328,047.05 × 2,365,940.70 - Step 4: Simplify right side
4,885,364.70x = 17,337,724,767,109.94 - Step 5: Solve for x
x = 17,337,724,767,109.94/4,885,364.70 - Step 6: Final answer
x = 3,548,911.05
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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.