Finding the Fourth Proportional to 1,695,579.11, 2,543,369.57 and 630,482.77
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Solution
The fourth proportional to 1,695,579.11, 2,543,369.57 and 630,482.77 is: 945,724.49
Step by Step Solution
- Step 1: Write the proportion equation
1,695,579.11 : 2,543,369.57 = 630,482.77 : x - Step 2: Convert to fraction form
1,695,579.11/2,543,369.57 = 630,482.77/x - Step 3: Cross multiply
1,695,579.11x = 2,543,369.57 × 630,482.77 - Step 4: Simplify right side
1,695,579.11x = 1,603,550,691,627.31 - Step 5: Solve for x
x = 1,603,550,691,627.31/1,695,579.11 - Step 6: Final answer
x = 945,724.49
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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.