Finding the Fourth Proportional to 2,821,237.97, 3,894,500.18 and 1,904,708.59
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Solution
The fourth proportional to 2,821,237.97, 3,894,500.18 and 1,904,708.59 is: 2,629,302.47
Step by Step Solution
- Step 1: Write the proportion equation
2,821,237.97 : 3,894,500.18 = 1,904,708.59 : x - Step 2: Convert to fraction form
2,821,237.97/3,894,500.18 = 1,904,708.59/x - Step 3: Cross multiply
2,821,237.97x = 3,894,500.18 × 1,904,708.59 - Step 4: Simplify right side
2,821,237.97x = 7,417,887,941,628.07 - Step 5: Solve for x
x = 7,417,887,941,628.07/2,821,237.97 - Step 6: Final answer
x = 2,629,302.47
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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.