Finding the Fourth Proportional to 3,183,187.30, 4,773,139.35 and 939,033.70
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Solution
The fourth proportional to 3,183,187.30, 4,773,139.35 and 939,033.70 is: 1,408,066.28
Step by Step Solution
- Step 1: Write the proportion equation
3,183,187.30 : 4,773,139.35 = 939,033.70 : x - Step 2: Convert to fraction form
3,183,187.30/4,773,139.35 = 939,033.70/x - Step 3: Cross multiply
3,183,187.30x = 4,773,139.35 × 939,033.70 - Step 4: Simplify right side
3,183,187.30x = 4,482,138,704,446.10 - Step 5: Solve for x
x = 4,482,138,704,446.10/3,183,187.30 - Step 6: Final answer
x = 1,408,066.28
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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.