Finding the Fourth Proportional to 2,407,788.60, 3,320,596.08 and 1,592,824.92
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Solution
The fourth proportional to 2,407,788.60, 3,320,596.08 and 1,592,824.92 is: 2,196,674.65
Step by Step Solution
- Step 1: Write the proportion equation
2,407,788.60 : 3,320,596.08 = 1,592,824.92 : x - Step 2: Convert to fraction form
2,407,788.60/3,320,596.08 = 1,592,824.92/x - Step 3: Cross multiply
2,407,788.60x = 3,320,596.08 × 1,592,824.92 - Step 4: Simplify right side
2,407,788.60x = 5,289,128,185,478.31 - Step 5: Solve for x
x = 5,289,128,185,478.31/2,407,788.60 - Step 6: Final answer
x = 2,196,674.65
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1.5x scale
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.