Finding the Fourth Proportional to 1,749,403.08, 2,414,165.64 and 985,702.68
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Solution
The fourth proportional to 1,749,403.08, 2,414,165.64 and 985,702.68 is: 1,360,263.72
Step by Step Solution
- Step 1: Write the proportion equation
1,749,403.08 : 2,414,165.64 = 985,702.68 : x - Step 2: Convert to fraction form
1,749,403.08/2,414,165.64 = 985,702.68/x - Step 3: Cross multiply
1,749,403.08x = 2,414,165.64 × 985,702.68 - Step 4: Simplify right side
1,749,403.08x = 2,379,649,541,311.92 - Step 5: Solve for x
x = 2,379,649,541,311.92/1,749,403.08 - Step 6: Final answer
x = 1,360,263.72
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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.