Finding the Fourth Proportional to 1,874,224.98, 2,811,337.38 and 454,281.12
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Solution
The fourth proportional to 1,874,224.98, 2,811,337.38 and 454,281.12 is: 681,421.66
Step by Step Solution
- Step 1: Write the proportion equation
1,874,224.98 : 2,811,337.38 = 454,281.12 : x - Step 2: Convert to fraction form
1,874,224.98/2,811,337.38 = 454,281.12/x - Step 3: Cross multiply
1,874,224.98x = 2,811,337.38 × 454,281.12 - Step 4: Simplify right side
1,874,224.98x = 1,277,137,493,684.27 - Step 5: Solve for x
x = 1,277,137,493,684.27/1,874,224.98 - Step 6: Final answer
x = 681,421.66
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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.