Finding the Fourth Proportional to 4,285,043.13, 5,913,156.42 and 2,351,261.28
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Solution
The fourth proportional to 4,285,043.13, 5,913,156.42 and 2,351,261.28 is: 3,244,629.12
Step by Step Solution
- Step 1: Write the proportion equation
4,285,043.13 : 5,913,156.42 = 2,351,261.28 : x - Step 2: Convert to fraction form
4,285,043.13/5,913,156.42 = 2,351,261.28/x - Step 3: Cross multiply
4,285,043.13x = 5,913,156.42 × 2,351,261.28 - Step 4: Simplify right side
4,285,043.13x = 13,903,375,732,929.42 - Step 5: Solve for x
x = 13,903,375,732,929.42/4,285,043.13 - Step 6: Final answer
x = 3,244,629.12
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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.