Finding the Fourth Proportional to 2,462,956.14, 3,398,937.21 and 1,375,190.94
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Solution
The fourth proportional to 2,462,956.14, 3,398,937.21 and 1,375,190.94 is: 1,897,795.73
Step by Step Solution
- Step 1: Write the proportion equation
2,462,956.14 : 3,398,937.21 = 1,375,190.94 : x - Step 2: Convert to fraction form
2,462,956.14/3,398,937.21 = 1,375,190.94/x - Step 3: Cross multiply
2,462,956.14x = 3,398,937.21 × 1,375,190.94 - Step 4: Simplify right side
2,462,956.14x = 4,674,187,656,820.88 - Step 5: Solve for x
x = 4,674,187,656,820.88/2,462,956.14 - Step 6: Final answer
x = 1,897,795.73
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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.