Finding the Fourth Proportional to 2,651,631.49, 3,977,604.43 and 830,337.08
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Solution
The fourth proportional to 2,651,631.49, 3,977,604.43 and 830,337.08 is: 1,245,554.84
Step by Step Solution
- Step 1: Write the proportion equation
2,651,631.49 : 3,977,604.43 = 830,337.08 : x - Step 2: Convert to fraction form
2,651,631.49/3,977,604.43 = 830,337.08/x - Step 3: Cross multiply
2,651,631.49x = 3,977,604.43 × 830,337.08 - Step 4: Simplify right side
2,651,631.49x = 3,302,752,425,837.40 - Step 5: Solve for x
x = 3,302,752,425,837.40/2,651,631.49 - Step 6: Final answer
x = 1,245,554.84
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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.