Finding the Fourth Proportional to 4,029,279.99, 6,044,576.49 and 1,189,679.19
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Solution
The fourth proportional to 4,029,279.99, 6,044,576.49 and 1,189,679.19 is: 1,784,712.62
Step by Step Solution
- Step 1: Write the proportion equation
4,029,279.99 : 6,044,576.49 = 1,189,679.19 : x - Step 2: Convert to fraction form
4,029,279.99/6,044,576.49 = 1,189,679.19/x - Step 3: Cross multiply
4,029,279.99x = 6,044,576.49 × 1,189,679.19 - Step 4: Simplify right side
4,029,279.99x = 7,191,106,862,516.24 - Step 5: Solve for x
x = 7,191,106,862,516.24/4,029,279.99 - Step 6: Final answer
x = 1,784,712.62
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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.