Finding the Fourth Proportional to 1,578,096.48, 2,177,772.21 and 852,944.24
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Solution
The fourth proportional to 1,578,096.48, 2,177,772.21 and 852,944.24 is: 1,177,062.55
Step by Step Solution
- Step 1: Write the proportion equation
1,578,096.48 : 2,177,772.21 = 852,944.24 : x - Step 2: Convert to fraction form
1,578,096.48/2,177,772.21 = 852,944.24/x - Step 3: Cross multiply
1,578,096.48x = 2,177,772.21 × 852,944.24 - Step 4: Simplify right side
1,578,096.48x = 1,857,518,267,996.00 - Step 5: Solve for x
x = 1,857,518,267,996.00/1,578,096.48 - Step 6: Final answer
x = 1,177,062.55
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1.5x scale
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.