Finding the Fourth Proportional to 1,941,579.93, 2,912,790.29 and 743,502.30
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Solution
The fourth proportional to 1,941,579.93, 2,912,790.29 and 743,502.30 is: 1,115,414.43
Step by Step Solution
- Step 1: Write the proportion equation
1,941,579.93 : 2,912,790.29 = 743,502.30 : x - Step 2: Convert to fraction form
1,941,579.93/2,912,790.29 = 743,502.30/x - Step 3: Cross multiply
1,941,579.93x = 2,912,790.29 × 743,502.30 - Step 4: Simplify right side
1,941,579.93x = 2,165,666,276,315.16 - Step 5: Solve for x
x = 2,165,666,276,315.16/1,941,579.93 - Step 6: Final answer
x = 1,115,414.43
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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.