Finding the Fourth Proportional to 2,313,479.92, 3,192,618.36 and 1,347,173.68
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Solution
The fourth proportional to 2,313,479.92, 3,192,618.36 and 1,347,173.68 is: 1,859,109.04
Step by Step Solution
- Step 1: Write the proportion equation
2,313,479.92 : 3,192,618.36 = 1,347,173.68 : x - Step 2: Convert to fraction form
2,313,479.92/3,192,618.36 = 1,347,173.68/x - Step 3: Cross multiply
2,313,479.92x = 3,192,618.36 × 1,347,173.68 - Step 4: Simplify right side
2,313,479.92x = 4,301,011,424,876.76 - Step 5: Solve for x
x = 4,301,011,424,876.76/2,313,479.92 - Step 6: Final answer
x = 1,859,109.04
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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.