Finding the Fourth Proportional to 1,533,274.65, 2,115,932.94 and 844,971.18
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Solution
The fourth proportional to 1,533,274.65, 2,115,932.94 and 844,971.18 is: 1,166,067.90
Step by Step Solution
- Step 1: Write the proportion equation
1,533,274.65 : 2,115,932.94 = 844,971.18 : x - Step 2: Convert to fraction form
1,533,274.65/2,115,932.94 = 844,971.18/x - Step 3: Cross multiply
1,533,274.65x = 2,115,932.94 × 844,971.18 - Step 4: Simplify right side
1,533,274.65x = 1,787,902,353,112.67 - Step 5: Solve for x
x = 1,787,902,353,112.67/1,533,274.65 - Step 6: Final answer
x = 1,166,067.90
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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.