Finding the Fourth Proportional to 2,311,259.22, 3,189,624.84 and 1,264,750.74
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Solution
The fourth proportional to 2,311,259.22, 3,189,624.84 and 1,264,750.74 is: 1,745,403.69
Step by Step Solution
- Step 1: Write the proportion equation
2,311,259.22 : 3,189,624.84 = 1,264,750.74 : x - Step 2: Convert to fraction form
2,311,259.22/3,189,624.84 = 1,264,750.74/x - Step 3: Cross multiply
2,311,259.22x = 3,189,624.84 × 1,264,750.74 - Step 4: Simplify right side
2,311,259.22x = 4,034,080,376,712.38 - Step 5: Solve for x
x = 4,034,080,376,712.38/2,311,259.22 - Step 6: Final answer
x = 1,745,403.69
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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.