Finding the Fourth Proportional to 2,074,134, 2,862,306.84 and 1,120,278
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Solution
The fourth proportional to 2,074,134, 2,862,306.84 and 1,120,278 is: 1,545,984.68
Step by Step Solution
- Step 1: Write the proportion equation
2,074,134 : 2,862,306.84 = 1,120,278 : x - Step 2: Convert to fraction form
2,074,134/2,862,306.84 = 1,120,278/x - Step 3: Cross multiply
2,074,134x = 2,862,306.84 × 1,120,278 - Step 4: Simplify right side
2,074,134x = 3,206,579,382,101.52 - Step 5: Solve for x
x = 3,206,579,382,101.52/2,074,134 - Step 6: Final answer
x = 1,545,984.68
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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.