Finding the Fourth Proportional to 1,449,751.18, 2,000,539.53 and 837,943.56
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Solution
The fourth proportional to 1,449,751.18, 2,000,539.53 and 837,943.56 is: 1,156,294.43
Step by Step Solution
- Step 1: Write the proportion equation
1,449,751.18 : 2,000,539.53 = 837,943.56 : x - Step 2: Convert to fraction form
1,449,751.18/2,000,539.53 = 837,943.56/x - Step 3: Cross multiply
1,449,751.18x = 2,000,539.53 × 837,943.56 - Step 4: Simplify right side
1,449,751.18x = 1,676,339,215,688.93 - Step 5: Solve for x
x = 1,676,339,215,688.93/1,449,751.18 - Step 6: Final answer
x = 1,156,294.43
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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.