Finding the Fourth Proportional to 1,106,896.13, 1,527,631.49 and 677,462.21
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Solution
The fourth proportional to 1,106,896.13, 1,527,631.49 and 677,462.21 is: 934,968.13
Step by Step Solution
- Step 1: Write the proportion equation
1,106,896.13 : 1,527,631.49 = 677,462.21 : x - Step 2: Convert to fraction form
1,106,896.13/1,527,631.49 = 677,462.21/x - Step 3: Cross multiply
1,106,896.13x = 1,527,631.49 × 677,462.21 - Step 4: Simplify right side
1,106,896.13x = 1,034,912,601,893.68 - Step 5: Solve for x
x = 1,034,912,601,893.68/1,106,896.13 - Step 6: Final answer
x = 934,968.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.