Finding the Fourth Proportional to 1,721,244.26, 2,579,504.41 and 1,089,026.30
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Solution
The fourth proportional to 1,721,244.26, 2,579,504.41 and 1,089,026.30 is: 1,632,045.03
Step by Step Solution
- Step 1: Write the proportion equation
1,721,244.26 : 2,579,504.41 = 1,089,026.30 : x - Step 2: Convert to fraction form
1,721,244.26/2,579,504.41 = 1,089,026.30/x - Step 3: Cross multiply
1,721,244.26x = 2,579,504.41 × 1,089,026.30 - Step 4: Simplify right side
1,721,244.26x = 2,809,148,151,266.03 - Step 5: Solve for x
x = 2,809,148,151,266.03/1,721,244.26 - Step 6: Final answer
x = 1,632,045.03
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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.