Finding the Fourth Proportional to 1,126,246.02, 1,689,618.14 and 620,546.69
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Solution
The fourth proportional to 1,126,246.02, 1,689,618.14 and 620,546.69 is: 930,957.28
Step by Step Solution
- Step 1: Write the proportion equation
1,126,246.02 : 1,689,618.14 = 620,546.69 : x - Step 2: Convert to fraction form
1,126,246.02/1,689,618.14 = 620,546.69/x - Step 3: Cross multiply
1,126,246.02x = 1,689,618.14 × 620,546.69 - Step 4: Simplify right side
1,126,246.02x = 1,048,486,932,590.13 - Step 5: Solve for x
x = 1,048,486,932,590.13/1,126,246.02 - Step 6: Final answer
x = 930,957.28
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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.