Finding the Fourth Proportional to 2,376,388.32, 3,273,871.32 and 1,944,149.28
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Solution
The fourth proportional to 2,376,388.32, 3,273,871.32 and 1,944,149.28 is: 2,678,389.94
Step by Step Solution
- Step 1: Write the proportion equation
2,376,388.32 : 3,273,871.32 = 1,944,149.28 : x - Step 2: Convert to fraction form
2,376,388.32/3,273,871.32 = 1,944,149.28/x - Step 3: Cross multiply
2,376,388.32x = 3,273,871.32 × 1,944,149.28 - Step 4: Simplify right side
2,376,388.32x = 6,364,894,569,590.65 - Step 5: Solve for x
x = 6,364,894,569,590.65/2,376,388.32 - Step 6: Final answer
x = 2,678,389.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.