Finding the Fourth Proportional to 1,527,165.74, 2,107,430.97 and 848,145.98
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Solution
The fourth proportional to 1,527,165.74, 2,107,430.97 and 848,145.98 is: 1,170,409.38
Step by Step Solution
- Step 1: Write the proportion equation
1,527,165.74 : 2,107,430.97 = 848,145.98 : x - Step 2: Convert to fraction form
1,527,165.74/2,107,430.97 = 848,145.98/x - Step 3: Cross multiply
1,527,165.74x = 2,107,430.97 × 848,145.98 - Step 4: Simplify right side
1,527,165.74x = 1,787,409,094,795.85 - Step 5: Solve for x
x = 1,787,409,094,795.85/1,527,165.74 - Step 6: Final answer
x = 1,170,409.38
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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.