Finding the Fourth Proportional to 4,314,308.78, 6,471,472.38 and 1,753,716.53
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Solution
The fourth proportional to 4,314,308.78, 6,471,472.38 and 1,753,716.53 is: 2,630,578.54
Step by Step Solution
- Step 1: Write the proportion equation
4,314,308.78 : 6,471,472.38 = 1,753,716.53 : x - Step 2: Convert to fraction form
4,314,308.78/6,471,472.38 = 1,753,716.53/x - Step 3: Cross multiply
4,314,308.78x = 6,471,472.38 × 1,753,716.53 - Step 4: Simplify right side
4,314,308.78x = 11,349,128,086,244.44 - Step 5: Solve for x
x = 11,349,128,086,244.44/4,314,308.78 - Step 6: Final answer
x = 2,630,578.54
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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.