Finding the Fourth Proportional to 2,313,963.96, 3,193,245.90 and 1,295,377.08
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Solution
The fourth proportional to 2,313,963.96, 3,193,245.90 and 1,295,377.08 is: 1,787,606.73
Step by Step Solution
- Step 1: Write the proportion equation
2,313,963.96 : 3,193,245.90 = 1,295,377.08 : x - Step 2: Convert to fraction form
2,313,963.96/3,193,245.90 = 1,295,377.08/x - Step 3: Cross multiply
2,313,963.96x = 3,193,245.90 × 1,295,377.08 - Step 4: Simplify right side
2,313,963.96x = 4,136,457,549,663.97 - Step 5: Solve for x
x = 4,136,457,549,663.97/2,313,963.96 - Step 6: Final answer
x = 1,787,606.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.