Finding the Fourth Proportional to 1,449,268.57, 2,000,236.61 and 837,775.81
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Solution
The fourth proportional to 1,449,268.57, 2,000,236.61 and 837,775.81 is: 1,156,272.82
Step by Step Solution
- Step 1: Write the proportion equation
1,449,268.57 : 2,000,236.61 = 837,775.81 : x - Step 2: Convert to fraction form
1,449,268.57/2,000,236.61 = 837,775.81/x - Step 3: Cross multiply
1,449,268.57x = 2,000,236.61 × 837,775.81 - Step 4: Simplify right side
1,449,268.57x = 1,675,749,850,729.14 - Step 5: Solve for x
x = 1,675,749,850,729.14/1,449,268.57 - Step 6: Final answer
x = 1,156,272.82
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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.