Finding the Fourth Proportional to 1,494,319.30, 2,062,319.51 and 913,882.00
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Solution
The fourth proportional to 1,494,319.30, 2,062,319.51 and 913,882.00 is: 1,261,254.32
Step by Step Solution
- Step 1: Write the proportion equation
1,494,319.30 : 2,062,319.51 = 913,882.00 : x - Step 2: Convert to fraction form
1,494,319.30/2,062,319.51 = 913,882.00/x - Step 3: Cross multiply
1,494,319.30x = 2,062,319.51 × 913,882.00 - Step 4: Simplify right side
1,494,319.30x = 1,884,716,663,556.81 - Step 5: Solve for x
x = 1,884,716,663,556.81/1,494,319.30 - Step 6: Final answer
x = 1,261,254.32
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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.