Finding the Fourth Proportional to 2,912,369.13, 4,369,184.30 and 1,115,252.69
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Solution
The fourth proportional to 2,912,369.13, 4,369,184.30 and 1,115,252.69 is: 1,673,120.51
Step by Step Solution
- Step 1: Write the proportion equation
2,912,369.13 : 4,369,184.30 = 1,115,252.69 : x - Step 2: Convert to fraction form
2,912,369.13/4,369,184.30 = 1,115,252.69/x - Step 3: Cross multiply
2,912,369.13x = 4,369,184.30 × 1,115,252.69 - Step 4: Simplify right side
2,912,369.13x = 4,872,744,524,622.98 - Step 5: Solve for x
x = 4,872,744,524,622.98/2,912,369.13 - Step 6: Final answer
x = 1,673,120.51
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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.