Finding the Fourth Proportional to 3,351,839.92, 5,028,547.08 and 1,107,977.84
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Solution
The fourth proportional to 3,351,839.92, 5,028,547.08 and 1,107,977.84 is: 1,662,226.98
Step by Step Solution
- Step 1: Write the proportion equation
3,351,839.92 : 5,028,547.08 = 1,107,977.84 : x - Step 2: Convert to fraction form
3,351,839.92/5,028,547.08 = 1,107,977.84/x - Step 3: Cross multiply
3,351,839.92x = 5,028,547.08 × 1,107,977.84 - Step 4: Simplify right side
3,351,839.92x = 5,571,518,732,036.71 - Step 5: Solve for x
x = 5,571,518,732,036.71/3,351,839.92 - Step 6: Final answer
x = 1,662,226.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.