Finding the Fourth Proportional to 2,911,802.88, 4,344,926.88 and 2,609,199.84
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Solution
The fourth proportional to 2,911,802.88, 4,344,926.88 and 2,609,199.84 is: 3,893,389.42
Step by Step Solution
- Step 1: Write the proportion equation
2,911,802.88 : 4,344,926.88 = 2,609,199.84 : x - Step 2: Convert to fraction form
2,911,802.88/4,344,926.88 = 2,609,199.84/x - Step 3: Cross multiply
2,911,802.88x = 4,344,926.88 × 2,609,199.84 - Step 4: Simplify right side
2,911,802.88x = 11,336,782,520,107.70 - Step 5: Solve for x
x = 11,336,782,520,107.70/2,911,802.88 - Step 6: Final answer
x = 3,893,389.42
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.