Finding the Fourth Proportional to 2,077,309.95, 2,866,182.87 and 1,217,704.14
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Solution
The fourth proportional to 2,077,309.95, 2,866,182.87 and 1,217,704.14 is: 1,680,135.77
Step by Step Solution
- Step 1: Write the proportion equation
2,077,309.95 : 2,866,182.87 = 1,217,704.14 : x - Step 2: Convert to fraction form
2,077,309.95/2,866,182.87 = 1,217,704.14/x - Step 3: Cross multiply
2,077,309.95x = 2,866,182.87 × 1,217,704.14 - Step 4: Simplify right side
2,077,309.95x = 3,490,162,746,796.08 - Step 5: Solve for x
x = 3,490,162,746,796.08/2,077,309.95 - Step 6: Final answer
x = 1,680,135.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.