Finding the Fourth Proportional to 1,722,723.75, 2,583,888.44 and 460,649.79
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Solution
The fourth proportional to 1,722,723.75, 2,583,888.44 and 460,649.79 is: 690,921.96
Step by Step Solution
- Step 1: Write the proportion equation
1,722,723.75 : 2,583,888.44 = 460,649.79 : x - Step 2: Convert to fraction form
1,722,723.75/2,583,888.44 = 460,649.79/x - Step 3: Cross multiply
1,722,723.75x = 2,583,888.44 × 460,649.79 - Step 4: Simplify right side
1,722,723.75x = 1,190,267,664,966.18 - Step 5: Solve for x
x = 1,190,267,664,966.18/1,722,723.75 - Step 6: Final answer
x = 690,921.96
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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.