Finding the Fourth Proportional to 1,527,247.13, 2,107,478.13 and 882,709.07
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Solution
The fourth proportional to 1,527,247.13, 2,107,478.13 and 882,709.07 is: 1,218,067.48
Step by Step Solution
- Step 1: Write the proportion equation
1,527,247.13 : 2,107,478.13 = 882,709.07 : x - Step 2: Convert to fraction form
1,527,247.13/2,107,478.13 = 882,709.07/x - Step 3: Cross multiply
1,527,247.13x = 2,107,478.13 × 882,709.07 - Step 4: Simplify right side
1,527,247.13x = 1,860,290,060,177.64 - Step 5: Solve for x
x = 1,860,290,060,177.64/1,527,247.13 - Step 6: Final answer
x = 1,218,067.48
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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.