Finding the Fourth Proportional to 4,323,987.67, 5,966,818.63 and 2,488,149.65
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Solution
The fourth proportional to 4,323,987.67, 5,966,818.63 and 2,488,149.65 is: 3,433,482.89
Step by Step Solution
- Step 1: Write the proportion equation
4,323,987.67 : 5,966,818.63 = 2,488,149.65 : x - Step 2: Convert to fraction form
4,323,987.67/5,966,818.63 = 2,488,149.65/x - Step 3: Cross multiply
4,323,987.67x = 5,966,818.63 × 2,488,149.65 - Step 4: Simplify right side
4,323,987.67x = 14,846,337,659,124.07 - Step 5: Solve for x
x = 14,846,337,659,124.07/4,323,987.67 - Step 6: Final answer
x = 3,433,482.89
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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.