Finding the Fourth Proportional to 2,134,202.77, 2,945,178.39 and 1,167,351.94
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Solution
The fourth proportional to 2,134,202.77, 2,945,178.39 and 1,167,351.94 is: 1,610,933.95
Step by Step Solution
- Step 1: Write the proportion equation
2,134,202.77 : 2,945,178.39 = 1,167,351.94 : x - Step 2: Convert to fraction form
2,134,202.77/2,945,178.39 = 1,167,351.94/x - Step 3: Cross multiply
2,134,202.77x = 2,945,178.39 × 1,167,351.94 - Step 4: Simplify right side
2,134,202.77x = 3,438,059,707,212.58 - Step 5: Solve for x
x = 3,438,059,707,212.58/2,134,202.77 - Step 6: Final answer
x = 1,610,933.95
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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.