Finding the Fourth Proportional to 1,364,028.45, 1,882,316.12 and 752,207.06
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Solution
The fourth proportional to 1,364,028.45, 1,882,316.12 and 752,207.06 is: 1,038,021.94
Step by Step Solution
- Step 1: Write the proportion equation
1,364,028.45 : 1,882,316.12 = 752,207.06 : x - Step 2: Convert to fraction form
1,364,028.45/1,882,316.12 = 752,207.06/x - Step 3: Cross multiply
1,364,028.45x = 1,882,316.12 × 752,207.06 - Step 4: Simplify right side
1,364,028.45x = 1,415,891,461,443.19 - Step 5: Solve for x
x = 1,415,891,461,443.19/1,364,028.45 - Step 6: Final answer
x = 1,038,021.94
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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.