Finding the Fourth Proportional to 3,216,294.44, 4,438,631.10 and 1,927,107.14
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Solution
The fourth proportional to 3,216,294.44, 4,438,631.10 and 1,927,107.14 is: 2,659,494.60
Step by Step Solution
- Step 1: Write the proportion equation
3,216,294.44 : 4,438,631.10 = 1,927,107.14 : x - Step 2: Convert to fraction form
3,216,294.44/4,438,631.10 = 1,927,107.14/x - Step 3: Cross multiply
3,216,294.44x = 4,438,631.10 × 1,927,107.14 - Step 4: Simplify right side
3,216,294.44x = 8,553,717,675,000.52 - Step 5: Solve for x
x = 8,553,717,675,000.52/3,216,294.44 - Step 6: Final answer
x = 2,659,494.60
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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.