Finding the Fourth Proportional to 1,722,718.74, 2,583,880.93 and 460,644.78
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Solution
The fourth proportional to 1,722,718.74, 2,583,880.93 and 460,644.78 is: 690,914.45
Step by Step Solution
- Step 1: Write the proportion equation
1,722,718.74 : 2,583,880.93 = 460,644.78 : x - Step 2: Convert to fraction form
1,722,718.74/2,583,880.93 = 460,644.78/x - Step 3: Cross multiply
1,722,718.74x = 2,583,880.93 × 460,644.78 - Step 4: Simplify right side
1,722,718.74x = 1,190,251,262,546.05 - Step 5: Solve for x
x = 1,190,251,262,546.05/1,722,718.74 - Step 6: Final answer
x = 690,914.45
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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.