Finding the Fourth Proportional to 1,205,146.62, 1,808,023.68 and 850,852.62
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Solution
The fourth proportional to 1,205,146.62, 1,808,023.68 and 850,852.62 is: 1,276,493.38
Step by Step Solution
- Step 1: Write the proportion equation
1,205,146.62 : 1,808,023.68 = 850,852.62 : x - Step 2: Convert to fraction form
1,205,146.62/1,808,023.68 = 850,852.62/x - Step 3: Cross multiply
1,205,146.62x = 1,808,023.68 × 850,852.62 - Step 4: Simplify right side
1,205,146.62x = 1,538,361,685,150.04 - Step 5: Solve for x
x = 1,538,361,685,150.04/1,205,146.62 - Step 6: Final answer
x = 1,276,493.38
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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.