Finding the Fourth Proportional to 2,554,630.14, 3,525,474.70 and 1,393,139.94
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Solution
The fourth proportional to 2,554,630.14, 3,525,474.70 and 1,393,139.94 is: 1,922,579.53
Step by Step Solution
- Step 1: Write the proportion equation
2,554,630.14 : 3,525,474.70 = 1,393,139.94 : x - Step 2: Convert to fraction form
2,554,630.14/3,525,474.70 = 1,393,139.94/x - Step 3: Cross multiply
2,554,630.14x = 3,525,474.70 × 1,393,139.94 - Step 4: Simplify right side
2,554,630.14x = 4,911,479,612,029.52 - Step 5: Solve for x
x = 4,911,479,612,029.52/2,554,630.14 - Step 6: Final answer
x = 1,922,579.53
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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.