Finding the Fourth Proportional to 1,360,589.14, 2,041,178.96 and 413,935.26
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Solution
The fourth proportional to 1,360,589.14, 2,041,178.96 and 413,935.26 is: 620,992.71
Step by Step Solution
- Step 1: Write the proportion equation
1,360,589.14 : 2,041,178.96 = 413,935.26 : x - Step 2: Convert to fraction form
1,360,589.14/2,041,178.96 = 413,935.26/x - Step 3: Cross multiply
1,360,589.14x = 2,041,178.96 × 413,935.26 - Step 4: Simplify right side
1,360,589.14x = 844,915,943,514.13 - Step 5: Solve for x
x = 844,915,943,514.13/1,360,589.14 - Step 6: Final answer
x = 620,992.71
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1.5x scale
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.