Finding the Fourth Proportional to 3,258,274.70, 4,887,412.05 and 3,048,322.70
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Solution
The fourth proportional to 3,258,274.70, 4,887,412.05 and 3,048,322.70 is: 4,572,484.05
Step by Step Solution
- Step 1: Write the proportion equation
3,258,274.70 : 4,887,412.05 = 3,048,322.70 : x - Step 2: Convert to fraction form
3,258,274.70/4,887,412.05 = 3,048,322.70/x - Step 3: Cross multiply
3,258,274.70x = 4,887,412.05 × 3,048,322.70 - Step 4: Simplify right side
3,258,274.70x = 14,898,409,096,268.54 - Step 5: Solve for x
x = 14,898,409,096,268.54/3,258,274.70 - Step 6: Final answer
x = 4,572,484.05
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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.