Finding the Fourth Proportional to 1,133,836.80, 1,564,696.92 and 617,589.10
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Solution
The fourth proportional to 1,133,836.80, 1,564,696.92 and 617,589.10 is: 852,274.12
Step by Step Solution
- Step 1: Write the proportion equation
1,133,836.80 : 1,564,696.92 = 617,589.10 : x - Step 2: Convert to fraction form
1,133,836.80/1,564,696.92 = 617,589.10/x - Step 3: Cross multiply
1,133,836.80x = 1,564,696.92 × 617,589.10 - Step 4: Simplify right side
1,133,836.80x = 966,339,762,595.57 - Step 5: Solve for x
x = 966,339,762,595.57/1,133,836.80 - Step 6: Final answer
x = 852,274.12
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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.