Finding the Fourth Proportional to 1,273,352.84, 1,909,821.70 and 374,584.44
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Solution
The fourth proportional to 1,273,352.84, 1,909,821.70 and 374,584.44 is: 561,815.60
Step by Step Solution
- Step 1: Write the proportion equation
1,273,352.84 : 1,909,821.70 = 374,584.44 : x - Step 2: Convert to fraction form
1,273,352.84/1,909,821.70 = 374,584.44/x - Step 3: Cross multiply
1,273,352.84x = 1,909,821.70 × 374,584.44 - Step 4: Simplify right side
1,273,352.84x = 715,389,491,994.35 - Step 5: Solve for x
x = 715,389,491,994.35/1,273,352.84 - Step 6: Final answer
x = 561,815.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.