Finding the Fourth Proportional to 3,610,800.96, 5,415,110.88 and 1,085,785.92
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Solution
The fourth proportional to 3,610,800.96, 5,415,110.88 and 1,085,785.92 is: 1,628,350.94
Step by Step Solution
- Step 1: Write the proportion equation
3,610,800.96 : 5,415,110.88 = 1,085,785.92 : x - Step 2: Convert to fraction form
3,610,800.96/5,415,110.88 = 1,085,785.92/x - Step 3: Cross multiply
3,610,800.96x = 5,415,110.88 × 1,085,785.92 - Step 4: Simplify right side
3,610,800.96x = 5,879,651,148,742.81 - Step 5: Solve for x
x = 5,879,651,148,742.81/3,610,800.96 - Step 6: Final answer
x = 1,628,350.94
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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.