Finding the Fourth Proportional to 4,110,870.54, 6,168,431.99 and 2,982,932.13
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Solution
The fourth proportional to 4,110,870.54, 6,168,431.99 and 2,982,932.13 is: 4,475,940.99
Step by Step Solution
- Step 1: Write the proportion equation
4,110,870.54 : 6,168,431.99 = 2,982,932.13 : x - Step 2: Convert to fraction form
4,110,870.54/6,168,431.99 = 2,982,932.13/x - Step 3: Cross multiply
4,110,870.54x = 6,168,431.99 × 2,982,932.13 - Step 4: Simplify right side
4,110,870.54x = 18,400,013,974,690.84 - Step 5: Solve for x
x = 18,400,013,974,690.84/4,110,870.54 - Step 6: Final answer
x = 4,475,940.99
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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.