Finding the Fourth Proportional to 2,696,984.44, 3,721,827.18 and 1,489,760.44
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Solution
The fourth proportional to 2,696,984.44, 3,721,827.18 and 1,489,760.44 is: 2,055,863.14
Step by Step Solution
- Step 1: Write the proportion equation
2,696,984.44 : 3,721,827.18 = 1,489,760.44 : x - Step 2: Convert to fraction form
2,696,984.44/3,721,827.18 = 1,489,760.44/x - Step 3: Cross multiply
2,696,984.44x = 3,721,827.18 × 1,489,760.44 - Step 4: Simplify right side
2,696,984.44x = 5,544,630,897,280.76 - Step 5: Solve for x
x = 5,544,630,897,280.76/2,696,984.44 - Step 6: Final answer
x = 2,055,863.14
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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.