Finding the Fourth Proportional to 1,527,259.24, 2,107,494.78 and 882,721.18
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Solution
The fourth proportional to 1,527,259.24, 2,107,494.78 and 882,721.18 is: 1,218,084.15
Step by Step Solution
- Step 1: Write the proportion equation
1,527,259.24 : 2,107,494.78 = 882,721.18 : x - Step 2: Convert to fraction form
1,527,259.24/2,107,494.78 = 882,721.18/x - Step 3: Cross multiply
1,527,259.24x = 2,107,494.78 × 882,721.18 - Step 4: Simplify right side
1,527,259.24x = 1,860,330,279,045.44 - Step 5: Solve for x
x = 1,860,330,279,045.44/1,527,259.24 - Step 6: Final answer
x = 1,218,084.15
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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.