Finding the Fourth Proportional to 2,846,601.42, 3,928,305.36 and 1,557,447
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Solution
The fourth proportional to 2,846,601.42, 3,928,305.36 and 1,557,447 is: 2,149,274.34
Step by Step Solution
- Step 1: Write the proportion equation
2,846,601.42 : 3,928,305.36 = 1,557,447 : x - Step 2: Convert to fraction form
2,846,601.42/3,928,305.36 = 1,557,447/x - Step 3: Cross multiply
2,846,601.42x = 3,928,305.36 × 1,557,447 - Step 4: Simplify right side
2,846,601.42x = 6,118,127,398,015.92 - Step 5: Solve for x
x = 6,118,127,398,015.92/2,846,601.42 - Step 6: Final answer
x = 2,149,274.34
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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.