Finding the Fourth Proportional to 1,672,841.07, 2,509,250.67 and 474,764.13
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Solution
The fourth proportional to 1,672,841.07, 2,509,250.67 and 474,764.13 is: 712,143.09
Step by Step Solution
- Step 1: Write the proportion equation
1,672,841.07 : 2,509,250.67 = 474,764.13 : x - Step 2: Convert to fraction form
1,672,841.07/2,509,250.67 = 474,764.13/x - Step 3: Cross multiply
1,672,841.07x = 2,509,250.67 × 474,764.13 - Step 4: Simplify right side
1,672,841.07x = 1,191,302,211,294.47 - Step 5: Solve for x
x = 1,191,302,211,294.47/1,672,841.07 - Step 6: Final answer
x = 712,143.09
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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.