Finding the Fourth Proportional to 1,497,115.22, 2,066,389.92 and 852,918.17
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Solution
The fourth proportional to 1,497,115.22, 2,066,389.92 and 852,918.17 is: 1,177,238.39
Step by Step Solution
- Step 1: Write the proportion equation
1,497,115.22 : 2,066,389.92 = 852,918.17 : x - Step 2: Convert to fraction form
1,497,115.22/2,066,389.92 = 852,918.17/x - Step 3: Cross multiply
1,497,115.22x = 2,066,389.92 × 852,918.17 - Step 4: Simplify right side
1,497,115.22x = 1,762,461,498,740.90 - Step 5: Solve for x
x = 1,762,461,498,740.90/1,497,115.22 - Step 6: Final answer
x = 1,177,238.39
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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.