Finding the Fourth Proportional to 2,791,843.44, 3,852,659.90 and 1,551,449.63
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Solution
The fourth proportional to 2,791,843.44, 3,852,659.90 and 1,551,449.63 is: 2,140,953.79
Step by Step Solution
- Step 1: Write the proportion equation
2,791,843.44 : 3,852,659.90 = 1,551,449.63 : x - Step 2: Convert to fraction form
2,791,843.44/3,852,659.90 = 1,551,449.63/x - Step 3: Cross multiply
2,791,843.44x = 3,852,659.90 × 1,551,449.63 - Step 4: Simplify right side
2,791,843.44x = 5,977,207,789,881.11 - Step 5: Solve for x
x = 5,977,207,789,881.11/2,791,843.44 - Step 6: Final answer
x = 2,140,953.79
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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.