Finding the Fourth Proportional to 2,577,700.97, 3,556,758.30 and 1,489,573.70
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Solution
The fourth proportional to 2,577,700.97, 3,556,758.30 and 1,489,573.70 is: 2,055,340.66
Step by Step Solution
- Step 1: Write the proportion equation
2,577,700.97 : 3,556,758.30 = 1,489,573.70 : x - Step 2: Convert to fraction form
2,577,700.97/3,556,758.30 = 1,489,573.70/x - Step 3: Cross multiply
2,577,700.97x = 3,556,758.30 × 1,489,573.70 - Step 4: Simplify right side
2,577,700.97x = 5,298,053,620,936.71 - Step 5: Solve for x
x = 5,298,053,620,936.71/2,577,700.97 - Step 6: Final answer
x = 2,055,340.66
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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.