Finding the Fourth Proportional to 2,847,397.68, 4,270,780.44 and 717,481.68
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Solution
The fourth proportional to 2,847,397.68, 4,270,780.44 and 717,481.68 is: 1,076,142.87
Step by Step Solution
- Step 1: Write the proportion equation
2,847,397.68 : 4,270,780.44 = 717,481.68 : x - Step 2: Convert to fraction form
2,847,397.68/4,270,780.44 = 717,481.68/x - Step 3: Cross multiply
2,847,397.68x = 4,270,780.44 × 717,481.68 - Step 4: Simplify right side
2,847,397.68x = 3,064,206,725,002.34 - Step 5: Solve for x
x = 3,064,206,725,002.34/2,847,397.68 - Step 6: Final answer
x = 1,076,142.87
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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.