Finding the Fourth Proportional to 1,809,854.16, 2,498,449.08 and 1,045,759.92
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Solution
The fourth proportional to 1,809,854.16, 2,498,449.08 and 1,045,759.92 is: 1,443,640.03
Step by Step Solution
- Step 1: Write the proportion equation
1,809,854.16 : 2,498,449.08 = 1,045,759.92 : x - Step 2: Convert to fraction form
1,809,854.16/2,498,449.08 = 1,045,759.92/x - Step 3: Cross multiply
1,809,854.16x = 2,498,449.08 × 1,045,759.92 - Step 4: Simplify right side
1,809,854.16x = 2,612,777,910,024.87 - Step 5: Solve for x
x = 2,612,777,910,024.87/1,809,854.16 - Step 6: Final answer
x = 1,443,640.03
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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.