Finding the Fourth Proportional to 1,440,207.87, 1,987,451.96 and 795,689.79
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Solution
The fourth proportional to 1,440,207.87, 1,987,451.96 and 795,689.79 is: 1,098,032.63
Step by Step Solution
- Step 1: Write the proportion equation
1,440,207.87 : 1,987,451.96 = 795,689.79 : x - Step 2: Convert to fraction form
1,440,207.87/1,987,451.96 = 795,689.79/x - Step 3: Cross multiply
1,440,207.87x = 1,987,451.96 × 795,689.79 - Step 4: Simplify right side
1,440,207.87x = 1,581,395,228,709.04 - Step 5: Solve for x
x = 1,581,395,228,709.04/1,440,207.87 - Step 6: Final answer
x = 1,098,032.63
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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.