Finding the Fourth Proportional to 3,160,773.24, 4,739,239.85 and 1,239,382.44
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Solution
The fourth proportional to 3,160,773.24, 4,739,239.85 and 1,239,382.44 is: 1,858,320.80
Step by Step Solution
- Step 1: Write the proportion equation
3,160,773.24 : 4,739,239.85 = 1,239,382.44 : x - Step 2: Convert to fraction form
3,160,773.24/4,739,239.85 = 1,239,382.44/x - Step 3: Cross multiply
3,160,773.24x = 4,739,239.85 × 1,239,382.44 - Step 4: Simplify right side
3,160,773.24x = 5,873,730,649,038.23 - Step 5: Solve for x
x = 5,873,730,649,038.23/3,160,773.24 - Step 6: Final answer
x = 1,858,320.80
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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.