Finding the Fourth Proportional to 4,654,043.61, 6,419,955.87 and 2,792,983.14
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Solution
The fourth proportional to 4,654,043.61, 6,419,955.87 and 2,792,983.14 is: 3,852,741.83
Step by Step Solution
- Step 1: Write the proportion equation
4,654,043.61 : 6,419,955.87 = 2,792,983.14 : x - Step 2: Convert to fraction form
4,654,043.61/6,419,955.87 = 2,792,983.14/x - Step 3: Cross multiply
4,654,043.61x = 6,419,955.87 × 2,792,983.14 - Step 4: Simplify right side
4,654,043.61x = 17,930,828,504,454.03 - Step 5: Solve for x
x = 17,930,828,504,454.03/4,654,043.61 - Step 6: Final answer
x = 3,852,741.83
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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.