Finding the Fourth Proportional to 1,975,273.46, 2,726,098.60 and 1,115,889.08
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Solution
The fourth proportional to 1,975,273.46, 2,726,098.60 and 1,115,889.08 is: 1,540,051.91
Step by Step Solution
- Step 1: Write the proportion equation
1,975,273.46 : 2,726,098.60 = 1,115,889.08 : x - Step 2: Convert to fraction form
1,975,273.46/2,726,098.60 = 1,115,889.08/x - Step 3: Cross multiply
1,975,273.46x = 2,726,098.60 × 1,115,889.08 - Step 4: Simplify right side
1,975,273.46x = 3,042,023,658,743.29 - Step 5: Solve for x
x = 3,042,023,658,743.29/1,975,273.46 - Step 6: Final answer
x = 1,540,051.91
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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.