Finding the Fourth Proportional to 2,370,581.18, 3,554,431.81 and 929,538.20
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Solution
The fourth proportional to 2,370,581.18, 3,554,431.81 and 929,538.20 is: 1,393,742.67
Step by Step Solution
- Step 1: Write the proportion equation
2,370,581.18 : 3,554,431.81 = 929,538.20 : x - Step 2: Convert to fraction form
2,370,581.18/3,554,431.81 = 929,538.20/x - Step 3: Cross multiply
2,370,581.18x = 3,554,431.81 × 929,538.20 - Step 4: Simplify right side
2,370,581.18x = 3,303,980,134,037.13 - Step 5: Solve for x
x = 3,303,980,134,037.13/2,370,581.18 - Step 6: Final answer
x = 1,393,742.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.