Finding the Fourth Proportional to 2,132,006.70, 3,197,659.76 and 765,497.52
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Solution
The fourth proportional to 2,132,006.70, 3,197,659.76 and 765,497.52 is: 1,148,120.51
Step by Step Solution
- Step 1: Write the proportion equation
2,132,006.70 : 3,197,659.76 = 765,497.52 : x - Step 2: Convert to fraction form
2,132,006.70/3,197,659.76 = 765,497.52/x - Step 3: Cross multiply
2,132,006.70x = 3,197,659.76 × 765,497.52 - Step 4: Simplify right side
2,132,006.70x = 2,447,800,612,256.31 - Step 5: Solve for x
x = 2,447,800,612,256.31/2,132,006.70 - Step 6: Final answer
x = 1,148,120.51
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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.