Finding the Fourth Proportional to 1,197,268.62, 1,652,235.65 and 653,415.92
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Solution
The fourth proportional to 1,197,268.62, 1,652,235.65 and 653,415.92 is: 901,716.66
Step by Step Solution
- Step 1: Write the proportion equation
1,197,268.62 : 1,652,235.65 = 653,415.92 : x - Step 2: Convert to fraction form
1,197,268.62/1,652,235.65 = 653,415.92/x - Step 3: Cross multiply
1,197,268.62x = 1,652,235.65 × 653,415.92 - Step 4: Simplify right side
1,197,268.62x = 1,079,597,065,773.29 - Step 5: Solve for x
x = 1,079,597,065,773.29/1,197,268.62 - Step 6: Final answer
x = 901,716.66
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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.