Finding the Fourth Proportional to 1,679,423.76, 2,519,031.96 and 682,125.84
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Solution
The fourth proportional to 1,679,423.76, 2,519,031.96 and 682,125.84 is: 1,023,146.65
Step by Step Solution
- Step 1: Write the proportion equation
1,679,423.76 : 2,519,031.96 = 682,125.84 : x - Step 2: Convert to fraction form
1,679,423.76/2,519,031.96 = 682,125.84/x - Step 3: Cross multiply
1,679,423.76x = 2,519,031.96 × 682,125.84 - Step 4: Simplify right side
1,679,423.76x = 1,718,296,791,701.85 - Step 5: Solve for x
x = 1,718,296,791,701.85/1,679,423.76 - Step 6: Final answer
x = 1,023,146.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.