Finding the Fourth Proportional to 2,850,462.87, 3,933,590.07 and 1,543,704.31
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Solution
The fourth proportional to 2,850,462.87, 3,933,590.07 and 1,543,704.31 is: 2,130,285.58
Step by Step Solution
- Step 1: Write the proportion equation
2,850,462.87 : 3,933,590.07 = 1,543,704.31 : x - Step 2: Convert to fraction form
2,850,462.87/3,933,590.07 = 1,543,704.31/x - Step 3: Cross multiply
2,850,462.87x = 3,933,590.07 × 1,543,704.31 - Step 4: Simplify right side
2,850,462.87x = 6,072,299,944,832.20 - Step 5: Solve for x
x = 6,072,299,944,832.20/2,850,462.87 - Step 6: Final answer
x = 2,130,285.58
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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.