Finding the Fourth Proportional to 1,311,508.26, 1,809,963.63 and 795,624.12
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Solution
The fourth proportional to 1,311,508.26, 1,809,963.63 and 795,624.12 is: 1,098,011.17
Step by Step Solution
- Step 1: Write the proportion equation
1,311,508.26 : 1,809,963.63 = 795,624.12 : x - Step 2: Convert to fraction form
1,311,508.26/1,809,963.63 = 795,624.12/x - Step 3: Cross multiply
1,311,508.26x = 1,809,963.63 × 795,624.12 - Step 4: Simplify right side
1,311,508.26x = 1,440,050,720,350.76 - Step 5: Solve for x
x = 1,440,050,720,350.76/1,311,508.26 - Step 6: Final answer
x = 1,098,011.17
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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.