Finding the Fourth Proportional to 2,175,793.48, 3,263,689.61 and 679,885.48
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Solution
The fourth proportional to 2,175,793.48, 3,263,689.61 and 679,885.48 is: 1,019,828.02
Step by Step Solution
- Step 1: Write the proportion equation
2,175,793.48 : 3,263,689.61 = 679,885.48 : x - Step 2: Convert to fraction form
2,175,793.48/3,263,689.61 = 679,885.48/x - Step 3: Cross multiply
2,175,793.48x = 3,263,689.61 × 679,885.48 - Step 4: Simplify right side
2,175,793.48x = 2,218,935,157,347.99 - Step 5: Solve for x
x = 2,218,935,157,347.99/2,175,793.48 - Step 6: Final answer
x = 1,019,828.02
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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.