Finding the Fourth Proportional to 4,042,651.70, 6,063,977.55 and 3,544,987.70
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Solution
The fourth proportional to 4,042,651.70, 6,063,977.55 and 3,544,987.70 is: 5,317,481.55
Step by Step Solution
- Step 1: Write the proportion equation
4,042,651.70 : 6,063,977.55 = 3,544,987.70 : x - Step 2: Convert to fraction form
4,042,651.70/6,063,977.55 = 3,544,987.70/x - Step 3: Cross multiply
4,042,651.70x = 6,063,977.55 × 3,544,987.70 - Step 4: Simplify right side
4,042,651.70x = 21,496,725,827,826.14 - Step 5: Solve for x
x = 21,496,725,827,826.14/4,042,651.70 - Step 6: Final answer
x = 5,317,481.55
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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.