Finding the Fourth Proportional to 1,699,361.88, 2,344,844.98 and 974,076.12
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Solution
The fourth proportional to 1,699,361.88, 2,344,844.98 and 974,076.12 is: 1,344,067.75
Step by Step Solution
- Step 1: Write the proportion equation
1,699,361.88 : 2,344,844.98 = 974,076.12 : x - Step 2: Convert to fraction form
1,699,361.88/2,344,844.98 = 974,076.12/x - Step 3: Cross multiply
1,699,361.88x = 2,344,844.98 × 974,076.12 - Step 4: Simplify right side
1,699,361.88x = 2,284,057,500,119.88 - Step 5: Solve for x
x = 2,284,057,500,119.88/1,699,361.88 - Step 6: Final answer
x = 1,344,067.75
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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.