Finding the Fourth Proportional to 2,977,950.13, 4,465,121.16 and 1,336,326.28
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Solution
The fourth proportional to 2,977,950.13, 4,465,121.16 and 1,336,326.28 is: 2,003,679.88
Step by Step Solution
- Step 1: Write the proportion equation
2,977,950.13 : 4,465,121.16 = 1,336,326.28 : x - Step 2: Convert to fraction form
2,977,950.13/4,465,121.16 = 1,336,326.28/x - Step 3: Cross multiply
2,977,950.13x = 4,465,121.16 × 1,336,326.28 - Step 4: Simplify right side
2,977,950.13x = 5,966,858,749,492.09 - Step 5: Solve for x
x = 5,966,858,749,492.09/2,977,950.13 - Step 6: Final answer
x = 2,003,679.88
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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.