Finding the Fourth Proportional to 2,321,148.84, 3,203,415.58 and 1,302,557.64
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Solution
The fourth proportional to 2,321,148.84, 3,203,415.58 and 1,302,557.64 is: 1,797,658.71
Step by Step Solution
- Step 1: Write the proportion equation
2,321,148.84 : 3,203,415.58 = 1,302,557.64 : x - Step 2: Convert to fraction form
2,321,148.84/3,203,415.58 = 1,302,557.64/x - Step 3: Cross multiply
2,321,148.84x = 3,203,415.58 × 1,302,557.64 - Step 4: Simplify right side
2,321,148.84x = 4,172,633,437,824.03 - Step 5: Solve for x
x = 4,172,633,437,824.03/2,321,148.84 - Step 6: Final answer
x = 1,797,658.71
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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.