Finding the Fourth Proportional to 4,518,923.78, 6,236,107.08 and 2,481,733.28
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Solution
The fourth proportional to 4,518,923.78, 6,236,107.08 and 2,481,733.28 is: 3,424,787.68
Step by Step Solution
- Step 1: Write the proportion equation
4,518,923.78 : 6,236,107.08 = 2,481,733.28 : x - Step 2: Convert to fraction form
4,518,923.78/6,236,107.08 = 2,481,733.28/x - Step 3: Cross multiply
4,518,923.78x = 6,236,107.08 × 2,481,733.28 - Step 4: Simplify right side
4,518,923.78x = 15,476,354,478,079.62 - Step 5: Solve for x
x = 15,476,354,478,079.62/4,518,923.78 - Step 6: Final answer
x = 3,424,787.68
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1.5x scale
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.