Finding the Fourth Proportional to 4,937,193.99, 6,810,348.45 and 3,260,787.40
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Solution
The fourth proportional to 4,937,193.99, 6,810,348.45 and 3,260,787.40 is: 4,497,918.95
Step by Step Solution
- Step 1: Write the proportion equation
4,937,193.99 : 6,810,348.45 = 3,260,787.40 : x - Step 2: Convert to fraction form
4,937,193.99/6,810,348.45 = 3,260,787.40/x - Step 3: Cross multiply
4,937,193.99x = 6,810,348.45 × 3,260,787.40 - Step 4: Simplify right side
4,937,193.99x = 22,207,098,415,369.53 - Step 5: Solve for x
x = 22,207,098,415,369.53/4,937,193.99 - Step 6: Final answer
x = 4,497,918.95
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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.