Finding the Fourth Proportional to 2,575,213.58, 3,554,234.55 and 1,487,289.62
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Solution
The fourth proportional to 2,575,213.58, 3,554,234.55 and 1,487,289.62 is: 2,052,713.68
Step by Step Solution
- Step 1: Write the proportion equation
2,575,213.58 : 3,554,234.55 = 1,487,289.62 : x - Step 2: Convert to fraction form
2,575,213.58/3,554,234.55 = 1,487,289.62/x - Step 3: Cross multiply
2,575,213.58x = 3,554,234.55 × 1,487,289.62 - Step 4: Simplify right side
2,575,213.58x = 5,286,176,153,260.37 - Step 5: Solve for x
x = 5,286,176,153,260.37/2,575,213.58 - Step 6: Final answer
x = 2,052,713.68
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1.5x scale
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.