Finding the Fourth Proportional to 1,062,232.97, 1,465,442.52 and 740,129.79
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Solution
The fourth proportional to 1,062,232.97, 1,465,442.52 and 740,129.79 is: 1,021,073.25
Step by Step Solution
- Step 1: Write the proportion equation
1,062,232.97 : 1,465,442.52 = 740,129.79 : x - Step 2: Convert to fraction form
1,062,232.97/1,465,442.52 = 740,129.79/x - Step 3: Cross multiply
1,062,232.97x = 1,465,442.52 × 740,129.79 - Step 4: Simplify right side
1,062,232.97x = 1,084,617,664,584.67 - Step 5: Solve for x
x = 1,084,617,664,584.67/1,062,232.97 - Step 6: Final answer
x = 1,021,073.25
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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.