Finding the Fourth Proportional to 4,087,044.84, 6,131,432.50 and 1,208,184.66
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Solution
The fourth proportional to 4,087,044.84, 6,131,432.50 and 1,208,184.66 is: 1,812,532.76
Step by Step Solution
- Step 1: Write the proportion equation
4,087,044.84 : 6,131,432.50 = 1,208,184.66 : x - Step 2: Convert to fraction form
4,087,044.84/6,131,432.50 = 1,208,184.66/x - Step 3: Cross multiply
4,087,044.84x = 6,131,432.50 × 1,208,184.66 - Step 4: Simplify right side
4,087,044.84x = 7,407,902,687,304.99 - Step 5: Solve for x
x = 7,407,902,687,304.99/4,087,044.84 - Step 6: Final answer
x = 1,812,532.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.