Finding the Fourth Proportional to 2,646,129.05, 3,653,714.97 and 2,033,315.85
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Solution
The fourth proportional to 2,646,129.05, 3,653,714.97 and 2,033,315.85 is: 2,807,556.41
Step by Step Solution
- Step 1: Write the proportion equation
2,646,129.05 : 3,653,714.97 = 2,033,315.85 : x - Step 2: Convert to fraction form
2,646,129.05/3,653,714.97 = 2,033,315.85/x - Step 3: Cross multiply
2,646,129.05x = 3,653,714.97 × 2,033,315.85 - Step 4: Simplify right side
2,646,129.05x = 7,429,156,559,883.28 - Step 5: Solve for x
x = 7,429,156,559,883.28/2,646,129.05 - Step 6: Final answer
x = 2,807,556.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.