Finding the Fourth Proportional to 1,299,745.26, 1,948,867.44 and 400,945.68
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Solution
The fourth proportional to 1,299,745.26, 1,948,867.44 and 400,945.68 is: 601,187.02
Step by Step Solution
- Step 1: Write the proportion equation
1,299,745.26 : 1,948,867.44 = 400,945.68 : x - Step 2: Convert to fraction form
1,299,745.26/1,948,867.44 = 400,945.68/x - Step 3: Cross multiply
1,299,745.26x = 1,948,867.44 × 400,945.68 - Step 4: Simplify right side
1,299,745.26x = 781,389,980,960.66 - Step 5: Solve for x
x = 781,389,980,960.66/1,299,745.26 - Step 6: Final answer
x = 601,187.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.