Finding the Fourth Proportional to 1,588,885.20, 2,380,217.40 and 955,918.80
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Solution
The fourth proportional to 1,588,885.20, 2,380,217.40 and 955,918.80 is: 1,432,006.89
Step by Step Solution
- Step 1: Write the proportion equation
1,588,885.20 : 2,380,217.40 = 955,918.80 : x - Step 2: Convert to fraction form
1,588,885.20/2,380,217.40 = 955,918.80/x - Step 3: Cross multiply
1,588,885.20x = 2,380,217.40 × 955,918.80 - Step 4: Simplify right side
1,588,885.20x = 2,275,294,560,747.12 - Step 5: Solve for x
x = 2,275,294,560,747.12/1,588,885.20 - Step 6: Final answer
x = 1,432,006.89
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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.