Finding the Fourth Proportional to 1,722,719.24, 2,583,881.69 and 460,645.28
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Solution
The fourth proportional to 1,722,719.24, 2,583,881.69 and 460,645.28 is: 690,915.20
Step by Step Solution
- Step 1: Write the proportion equation
1,722,719.24 : 2,583,881.69 = 460,645.28 : x - Step 2: Convert to fraction form
1,722,719.24/2,583,881.69 = 460,645.28/x - Step 3: Cross multiply
1,722,719.24x = 2,583,881.69 × 460,645.28 - Step 4: Simplify right side
1,722,719.24x = 1,190,252,899,043.84 - Step 5: Solve for x
x = 1,190,252,899,043.84/1,722,719.24 - Step 6: Final answer
x = 690,915.20
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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.