Finding the Fourth Proportional to 1,440,625.80, 2,162,294.64 and 731,163
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Solution
The fourth proportional to 1,440,625.80, 2,162,294.64 and 731,163 is: 1,097,432.68
Step by Step Solution
- Step 1: Write the proportion equation
1,440,625.80 : 2,162,294.64 = 731,163 : x - Step 2: Convert to fraction form
1,440,625.80/2,162,294.64 = 731,163/x - Step 3: Cross multiply
1,440,625.80x = 2,162,294.64 × 731,163 - Step 4: Simplify right side
1,440,625.80x = 1,580,989,835,866.32 - Step 5: Solve for x
x = 1,580,989,835,866.32/1,440,625.80 - Step 6: Final answer
x = 1,097,432.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.