Finding the Fourth Proportional to 1,754,279.11, 2,423,274.67 and 1,321,964.31
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Solution
The fourth proportional to 1,754,279.11, 2,423,274.67 and 1,321,964.31 is: 1,826,096.33
Step by Step Solution
- Step 1: Write the proportion equation
1,754,279.11 : 2,423,274.67 = 1,321,964.31 : x - Step 2: Convert to fraction form
1,754,279.11/2,423,274.67 = 1,321,964.31/x - Step 3: Cross multiply
1,754,279.11x = 2,423,274.67 × 1,321,964.31 - Step 4: Simplify right side
1,754,279.11x = 3,203,482,632,849.40 - Step 5: Solve for x
x = 3,203,482,632,849.40/1,754,279.11 - Step 6: Final answer
x = 1,826,096.33
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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.