Finding the Fourth Proportional to 2,129,690, 3,192,668.74 and 800,927.12
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Solution
The fourth proportional to 2,129,690, 3,192,668.74 and 800,927.12 is: 1,200,688.82
Step by Step Solution
- Step 1: Write the proportion equation
2,129,690 : 3,192,668.74 = 800,927.12 : x - Step 2: Convert to fraction form
2,129,690/3,192,668.74 = 800,927.12/x - Step 3: Cross multiply
2,129,690x = 3,192,668.74 × 800,927.12 - Step 4: Simplify right side
2,129,690x = 2,557,094,979,042.23 - Step 5: Solve for x
x = 2,557,094,979,042.23/2,129,690 - Step 6: Final answer
x = 1,200,688.82
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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.