Finding the Fourth Proportional to 1,250,536.95, 1,725,742.53 and 677,576.70
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Solution
The fourth proportional to 1,250,536.95, 1,725,742.53 and 677,576.70 is: 935,056.68
Step by Step Solution
- Step 1: Write the proportion equation
1,250,536.95 : 1,725,742.53 = 677,576.70 : x - Step 2: Convert to fraction form
1,250,536.95/1,725,742.53 = 677,576.70/x - Step 3: Cross multiply
1,250,536.95x = 1,725,742.53 × 677,576.70 - Step 4: Simplify right side
1,250,536.95x = 1,169,322,928,527.05 - Step 5: Solve for x
x = 1,169,322,928,527.05/1,250,536.95 - Step 6: Final answer
x = 935,056.68
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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.