Finding the Fourth Proportional to 4,865,542.76, 6,714,330.66 and 2,690,029.88
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Solution
The fourth proportional to 4,865,542.76, 6,714,330.66 and 2,690,029.88 is: 3,712,175.80
Step by Step Solution
- Step 1: Write the proportion equation
4,865,542.76 : 6,714,330.66 = 2,690,029.88 : x - Step 2: Convert to fraction form
4,865,542.76/6,714,330.66 = 2,690,029.88/x - Step 3: Cross multiply
4,865,542.76x = 6,714,330.66 × 2,690,029.88 - Step 4: Simplify right side
4,865,542.76x = 18,061,750,099,600.12 - Step 5: Solve for x
x = 18,061,750,099,600.12/4,865,542.76 - Step 6: Final answer
x = 3,712,175.80
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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.