Finding the Fourth Proportional to 1,451,218.40, 2,002,595.64 and 806,616.44
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Solution
The fourth proportional to 1,451,218.40, 2,002,595.64 and 806,616.44 is: 1,113,083.02
Step by Step Solution
- Step 1: Write the proportion equation
1,451,218.40 : 2,002,595.64 = 806,616.44 : x - Step 2: Convert to fraction form
1,451,218.40/2,002,595.64 = 806,616.44/x - Step 3: Cross multiply
1,451,218.40x = 2,002,595.64 × 806,616.44 - Step 4: Simplify right side
1,451,218.40x = 1,615,326,565,896.32 - Step 5: Solve for x
x = 1,615,326,565,896.32/1,451,218.40 - Step 6: Final answer
x = 1,113,083.02
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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.