Finding the Fourth Proportional to 1,379,414.36, 1,904,466.36 and 944,559.36
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Solution
The fourth proportional to 1,379,414.36, 1,904,466.36 and 944,559.36 is: 1,304,090.76
Step by Step Solution
- Step 1: Write the proportion equation
1,379,414.36 : 1,904,466.36 = 944,559.36 : x - Step 2: Convert to fraction form
1,379,414.36/1,904,466.36 = 944,559.36/x - Step 3: Cross multiply
1,379,414.36x = 1,904,466.36 × 944,559.36 - Step 4: Simplify right side
1,379,414.36x = 1,798,881,526,143.13 - Step 5: Solve for x
x = 1,798,881,526,143.13/1,379,414.36 - Step 6: Final answer
x = 1,304,090.76
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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.