Finding the Fourth Proportional to 1,157,324.98, 1,596,762.97 and 748,779.72
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Solution
The fourth proportional to 1,157,324.98, 1,596,762.97 and 748,779.72 is: 1,033,092.48
Step by Step Solution
- Step 1: Write the proportion equation
1,157,324.98 : 1,596,762.97 = 748,779.72 : x - Step 2: Convert to fraction form
1,157,324.98/1,596,762.97 = 748,779.72/x - Step 3: Cross multiply
1,157,324.98x = 1,596,762.97 × 748,779.72 - Step 4: Simplify right side
1,157,324.98x = 1,195,623,729,582.97 - Step 5: Solve for x
x = 1,195,623,729,582.97/1,157,324.98 - Step 6: Final answer
x = 1,033,092.48
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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.