Finding the Fourth Proportional to 1,031,031.92, 1,545,770.28 and 676,135.28
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Solution
The fourth proportional to 1,031,031.92, 1,545,770.28 and 676,135.28 is: 1,013,692.98
Step by Step Solution
- Step 1: Write the proportion equation
1,031,031.92 : 1,545,770.28 = 676,135.28 : x - Step 2: Convert to fraction form
1,031,031.92/1,545,770.28 = 676,135.28/x - Step 3: Cross multiply
1,031,031.92x = 1,545,770.28 × 676,135.28 - Step 4: Simplify right side
1,031,031.92x = 1,045,149,821,083.48 - Step 5: Solve for x
x = 1,045,149,821,083.48/1,031,031.92 - Step 6: Final answer
x = 1,013,692.98
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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.