Finding the Fourth Proportional to 1,901,640.34, 2,852,438.47 and 462,331.90
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Solution
The fourth proportional to 1,901,640.34, 2,852,438.47 and 462,331.90 is: 693,492.49
Step by Step Solution
- Step 1: Write the proportion equation
1,901,640.34 : 2,852,438.47 = 462,331.90 : x - Step 2: Convert to fraction form
1,901,640.34/2,852,438.47 = 462,331.90/x - Step 3: Cross multiply
1,901,640.34x = 2,852,438.47 × 462,331.90 - Step 4: Simplify right side
1,901,640.34x = 1,318,773,297,468.19 - Step 5: Solve for x
x = 1,318,773,297,468.19/1,901,640.34 - Step 6: Final answer
x = 693,492.49
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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.