Finding the Fourth Proportional to 1,559,121.75, 2,338,682.63 and 377,169.75
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Solution
The fourth proportional to 1,559,121.75, 2,338,682.63 and 377,169.75 is: 565,754.63
Step by Step Solution
- Step 1: Write the proportion equation
1,559,121.75 : 2,338,682.63 = 377,169.75 : x - Step 2: Convert to fraction form
1,559,121.75/2,338,682.63 = 377,169.75/x - Step 3: Cross multiply
1,559,121.75x = 2,338,682.63 × 377,169.75 - Step 4: Simplify right side
1,559,121.75x = 882,080,341,000.59 - Step 5: Solve for x
x = 882,080,341,000.59/1,559,121.75 - Step 6: Final answer
x = 565,754.63
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Similar ratio
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1.5x scale
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.