Finding the Fourth Proportional to 2,512,235.61, 3,767,787.39 and 715,079.28
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Solution
The fourth proportional to 2,512,235.61, 3,767,787.39 and 715,079.28 is: 1,072,457.81
Step by Step Solution
- Step 1: Write the proportion equation
2,512,235.61 : 3,767,787.39 = 715,079.28 : x - Step 2: Convert to fraction form
2,512,235.61/3,767,787.39 = 715,079.28/x - Step 3: Cross multiply
2,512,235.61x = 3,767,787.39 × 715,079.28 - Step 4: Simplify right side
2,512,235.61x = 2,694,266,694,034.28 - Step 5: Solve for x
x = 2,694,266,694,034.28/2,512,235.61 - Step 6: Final answer
x = 1,072,457.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.