Finding the Fourth Proportional to 2,794,911.96, 4,192,368.90 and 875,972.05
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Solution
The fourth proportional to 2,794,911.96, 4,192,368.90 and 875,972.05 is: 1,313,958.38
Step by Step Solution
- Step 1: Write the proportion equation
2,794,911.96 : 4,192,368.90 = 875,972.05 : x - Step 2: Convert to fraction form
2,794,911.96/4,192,368.90 = 875,972.05/x - Step 3: Cross multiply
2,794,911.96x = 4,192,368.90 × 875,972.05 - Step 4: Simplify right side
2,794,911.96x = 3,672,397,979,689.25 - Step 5: Solve for x
x = 3,672,397,979,689.25/2,794,911.96 - Step 6: Final answer
x = 1,313,958.38
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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.