Finding the Fourth Proportional to 2,592,494.88, 3,577,108.84 and 1,489,713.21
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Solution
The fourth proportional to 2,592,494.88, 3,577,108.84 and 1,489,713.21 is: 2,055,497.32
Step by Step Solution
- Step 1: Write the proportion equation
2,592,494.88 : 3,577,108.84 = 1,489,713.21 : x - Step 2: Convert to fraction form
2,592,494.88/3,577,108.84 = 1,489,713.21/x - Step 3: Cross multiply
2,592,494.88x = 3,577,108.84 × 1,489,713.21 - Step 4: Simplify right side
2,592,494.88x = 5,328,866,297,400.71 - Step 5: Solve for x
x = 5,328,866,297,400.71/2,592,494.88 - Step 6: Final answer
x = 2,055,497.32
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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.