Finding the Fourth Proportional to 2,208,795.70, 3,313,193.55 and 788,898.10
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Solution
The fourth proportional to 2,208,795.70, 3,313,193.55 and 788,898.10 is: 1,183,347.15
Step by Step Solution
- Step 1: Write the proportion equation
2,208,795.70 : 3,313,193.55 = 788,898.10 : x - Step 2: Convert to fraction form
2,208,795.70/3,313,193.55 = 788,898.10/x - Step 3: Cross multiply
2,208,795.70x = 3,313,193.55 × 788,898.10 - Step 4: Simplify right side
2,208,795.70x = 2,613,772,096,527.26 - Step 5: Solve for x
x = 2,613,772,096,527.26/2,208,795.70 - Step 6: Final answer
x = 1,183,347.15
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1.5x scale
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.