Finding the Fourth Proportional to 2,859,756.76, 4,289,631.68 and 729,841.10
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Solution
The fourth proportional to 2,859,756.76, 4,289,631.68 and 729,841.10 is: 1,094,760.77
Step by Step Solution
- Step 1: Write the proportion equation
2,859,756.76 : 4,289,631.68 = 729,841.10 : x - Step 2: Convert to fraction form
2,859,756.76/4,289,631.68 = 729,841.10/x - Step 3: Cross multiply
2,859,756.76x = 4,289,631.68 × 729,841.10 - Step 4: Simplify right side
2,859,756.76x = 3,130,749,503,926.05 - Step 5: Solve for x
x = 3,130,749,503,926.05/2,859,756.76 - Step 6: Final answer
x = 1,094,760.77
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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.