Finding the Fourth Proportional to 1,342,708.19, 1,852,982.68 and 730,883.25
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Solution
The fourth proportional to 1,342,708.19, 1,852,982.68 and 730,883.25 is: 1,008,643.58
Step by Step Solution
- Step 1: Write the proportion equation
1,342,708.19 : 1,852,982.68 = 730,883.25 : x - Step 2: Convert to fraction form
1,342,708.19/1,852,982.68 = 730,883.25/x - Step 3: Cross multiply
1,342,708.19x = 1,852,982.68 × 730,883.25 - Step 4: Simplify right side
1,342,708.19x = 1,354,314,002,895.31 - Step 5: Solve for x
x = 1,354,314,002,895.31/1,342,708.19 - Step 6: Final answer
x = 1,008,643.58
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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.