Finding the Fourth Proportional to 2,538,129.93, 3,807,556.69 and 832,406.68
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Solution
The fourth proportional to 2,538,129.93, 3,807,556.69 and 832,406.68 is: 1,248,728.67
Step by Step Solution
- Step 1: Write the proportion equation
2,538,129.93 : 3,807,556.69 = 832,406.68 : x - Step 2: Convert to fraction form
2,538,129.93/3,807,556.69 = 832,406.68/x - Step 3: Cross multiply
2,538,129.93x = 3,807,556.69 × 832,406.68 - Step 4: Simplify right side
2,538,129.93x = 3,169,435,623,234.69 - Step 5: Solve for x
x = 3,169,435,623,234.69/2,538,129.93 - Step 6: Final answer
x = 1,248,728.67
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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.