Finding the Fourth Proportional to 2,452,689.48, 3,679,027.50 and 769,918.92
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Solution
The fourth proportional to 2,452,689.48, 3,679,027.50 and 769,918.92 is: 1,154,876.27
Step by Step Solution
- Step 1: Write the proportion equation
2,452,689.48 : 3,679,027.50 = 769,918.92 : x - Step 2: Convert to fraction form
2,452,689.48/3,679,027.50 = 769,918.92/x - Step 3: Cross multiply
2,452,689.48x = 3,679,027.50 × 769,918.92 - Step 4: Simplify right side
2,452,689.48x = 2,832,552,879,450.30 - Step 5: Solve for x
x = 2,832,552,879,450.30/2,452,689.48 - Step 6: Final answer
x = 1,154,876.27
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1.5x scale
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.