Finding the Fourth Proportional to 5,744,160.97, 7,926,918.19 and 3,165,835.59
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Solution
The fourth proportional to 5,744,160.97, 7,926,918.19 and 3,165,835.59 is: 4,368,839.92
Step by Step Solution
- Step 1: Write the proportion equation
5,744,160.97 : 7,926,918.19 = 3,165,835.59 : x - Step 2: Convert to fraction form
5,744,160.97/7,926,918.19 = 3,165,835.59/x - Step 3: Cross multiply
5,744,160.97x = 7,926,918.19 × 3,165,835.59 - Step 4: Simplify right side
5,744,160.97x = 25,095,319,717,005.79 - Step 5: Solve for x
x = 25,095,319,717,005.79/5,744,160.97 - Step 6: Final answer
x = 4,368,839.92
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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.