Finding the Fourth Proportional to 2,132,634.83, 2,943,035.27 and 1,165,768.81
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Solution
The fourth proportional to 2,132,634.83, 2,943,035.27 and 1,165,768.81 is: 1,608,760.52
Step by Step Solution
- Step 1: Write the proportion equation
2,132,634.83 : 2,943,035.27 = 1,165,768.81 : x - Step 2: Convert to fraction form
2,132,634.83/2,943,035.27 = 1,165,768.81/x - Step 3: Cross multiply
2,132,634.83x = 2,943,035.27 × 1,165,768.81 - Step 4: Simplify right side
2,132,634.83x = 3,430,898,715,681.13 - Step 5: Solve for x
x = 3,430,898,715,681.13/2,132,634.83 - Step 6: Final answer
x = 1,608,760.52
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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.