Finding the Fourth Proportional to 5,305,815.96, 7,960,406.19 and 1,894,029.40
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Solution
The fourth proportional to 5,305,815.96, 7,960,406.19 and 1,894,029.40 is: 2,841,644.62
Step by Step Solution
- Step 1: Write the proportion equation
5,305,815.96 : 7,960,406.19 = 1,894,029.40 : x - Step 2: Convert to fraction form
5,305,815.96/7,960,406.19 = 1,894,029.40/x - Step 3: Cross multiply
5,305,815.96x = 7,960,406.19 × 1,894,029.40 - Step 4: Simplify right side
5,305,815.96x = 15,077,243,359,801.99 - Step 5: Solve for x
x = 15,077,243,359,801.99/5,305,815.96 - Step 6: Final answer
x = 2,841,644.62
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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.