Finding the Fourth Proportional to 2,455,660.08, 3,390,215.58 and 1,629,853.56
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Solution
The fourth proportional to 2,455,660.08, 3,390,215.58 and 1,629,853.56 is: 2,250,130.21
Step by Step Solution
- Step 1: Write the proportion equation
2,455,660.08 : 3,390,215.58 = 1,629,853.56 : x - Step 2: Convert to fraction form
2,455,660.08/3,390,215.58 = 1,629,853.56/x - Step 3: Cross multiply
2,455,660.08x = 3,390,215.58 × 1,629,853.56 - Step 4: Simplify right side
2,455,660.08x = 5,525,554,932,230.47 - Step 5: Solve for x
x = 5,525,554,932,230.47/2,455,660.08 - Step 6: Final answer
x = 2,250,130.21
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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.