Finding the Fourth Proportional to 1,193,052.28, 1,646,398.31 and 649,178.70
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Solution
The fourth proportional to 1,193,052.28, 1,646,398.31 and 649,178.70 is: 895,859.08
Step by Step Solution
- Step 1: Write the proportion equation
1,193,052.28 : 1,646,398.31 = 649,178.70 : x - Step 2: Convert to fraction form
1,193,052.28/1,646,398.31 = 649,178.70/x - Step 3: Cross multiply
1,193,052.28x = 1,646,398.31 × 649,178.70 - Step 4: Simplify right side
1,193,052.28x = 1,068,806,713,756.52 - Step 5: Solve for x
x = 1,068,806,713,756.52/1,193,052.28 - Step 6: Final answer
x = 895,859.08
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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.