Finding the Fourth Proportional to 1,324,258.13, 1,827,349.80 and 743,348.14
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Solution
The fourth proportional to 1,324,258.13, 1,827,349.80 and 743,348.14 is: 1,025,749.47
Step by Step Solution
- Step 1: Write the proportion equation
1,324,258.13 : 1,827,349.80 = 743,348.14 : x - Step 2: Convert to fraction form
1,324,258.13/1,827,349.80 = 743,348.14/x - Step 3: Cross multiply
1,324,258.13x = 1,827,349.80 × 743,348.14 - Step 4: Simplify right side
1,324,258.13x = 1,358,357,074,959.37 - Step 5: Solve for x
x = 1,358,357,074,959.37/1,324,258.13 - Step 6: Final answer
x = 1,025,749.47
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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.