Finding the Fourth Proportional to 1,361,567.70, 2,042,351.55 and 1,337,948.10
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Solution
The fourth proportional to 1,361,567.70, 2,042,351.55 and 1,337,948.10 is: 2,006,922.15
Step by Step Solution
- Step 1: Write the proportion equation
1,361,567.70 : 2,042,351.55 = 1,337,948.10 : x - Step 2: Convert to fraction form
1,361,567.70/2,042,351.55 = 1,337,948.10/x - Step 3: Cross multiply
1,361,567.70x = 2,042,351.55 × 1,337,948.10 - Step 4: Simplify right side
1,361,567.70x = 2,732,560,375,854.56 - Step 5: Solve for x
x = 2,732,560,375,854.56/1,361,567.70 - Step 6: Final answer
x = 2,006,922.15
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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.