Finding the Fourth Proportional to 1,349,969.14, 1,862,958.42 and 738,112.14
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Solution
The fourth proportional to 1,349,969.14, 1,862,958.42 and 738,112.14 is: 1,018,595.30
Step by Step Solution
- Step 1: Write the proportion equation
1,349,969.14 : 1,862,958.42 = 738,112.14 : x - Step 2: Convert to fraction form
1,349,969.14/1,862,958.42 = 738,112.14/x - Step 3: Cross multiply
1,349,969.14x = 1,862,958.42 × 738,112.14 - Step 4: Simplify right side
1,349,969.14x = 1,375,072,226,117.22 - Step 5: Solve for x
x = 1,375,072,226,117.22/1,349,969.14 - Step 6: Final answer
x = 1,018,595.30
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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.