Finding the Fourth Proportional to 3,554,245.46, 4,899,757.29 and 2,533,878.74
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Solution
The fourth proportional to 3,554,245.46, 4,899,757.29 and 2,533,878.74 is: 3,493,115.76
Step by Step Solution
- Step 1: Write the proportion equation
3,554,245.46 : 4,899,757.29 = 2,533,878.74 : x - Step 2: Convert to fraction form
3,554,245.46/4,899,757.29 = 2,533,878.74/x - Step 3: Cross multiply
3,554,245.46x = 4,899,757.29 × 2,533,878.74 - Step 4: Simplify right side
3,554,245.46x = 12,415,390,828,291.02 - Step 5: Solve for x
x = 12,415,390,828,291.02/3,554,245.46 - Step 6: Final answer
x = 3,493,115.76
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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.