Finding the Fourth Proportional to 2,736,274.13, 3,775,878.36 and 1,574,532.88
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Solution
The fourth proportional to 2,736,274.13, 3,775,878.36 and 1,574,532.88 is: 2,172,751.83
Step by Step Solution
- Step 1: Write the proportion equation
2,736,274.13 : 3,775,878.36 = 1,574,532.88 : x - Step 2: Convert to fraction form
2,736,274.13/3,775,878.36 = 1,574,532.88/x - Step 3: Cross multiply
2,736,274.13x = 3,775,878.36 × 1,574,532.88 - Step 4: Simplify right side
2,736,274.13x = 5,945,244,609,821.09 - Step 5: Solve for x
x = 5,945,244,609,821.09/2,736,274.13 - Step 6: Final answer
x = 2,172,751.83
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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.