Finding the Fourth Proportional to 1,626,976.68, 2,244,468.42 and 1,023,697.32
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Solution
The fourth proportional to 1,626,976.68, 2,244,468.42 and 1,023,697.32 is: 1,412,224.49
Step by Step Solution
- Step 1: Write the proportion equation
1,626,976.68 : 2,244,468.42 = 1,023,697.32 : x - Step 2: Convert to fraction form
1,626,976.68/2,244,468.42 = 1,023,697.32/x - Step 3: Cross multiply
1,626,976.68x = 2,244,468.42 × 1,023,697.32 - Step 4: Simplify right side
1,626,976.68x = 2,297,656,306,378.63 - Step 5: Solve for x
x = 2,297,656,306,378.63/1,626,976.68 - Step 6: Final answer
x = 1,412,224.49
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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.