Finding the Fourth Proportional to 4,469,408.64, 6,168,447.99 and 2,633,280.03
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Solution
The fourth proportional to 4,469,408.64, 6,168,447.99 and 2,633,280.03 is: 3,634,317.70
Step by Step Solution
- Step 1: Write the proportion equation
4,469,408.64 : 6,168,447.99 = 2,633,280.03 : x - Step 2: Convert to fraction form
4,469,408.64/6,168,447.99 = 2,633,280.03/x - Step 3: Cross multiply
4,469,408.64x = 6,168,447.99 × 2,633,280.03 - Step 4: Simplify right side
4,469,408.64x = 16,243,250,908,160.64 - Step 5: Solve for x
x = 16,243,250,908,160.64/4,469,408.64 - Step 6: Final answer
x = 3,634,317.70
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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.