Finding the Fourth Proportional to 6,310,965.85, 9,466,448.30 and 1,518,655.62
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Solution
The fourth proportional to 6,310,965.85, 9,466,448.30 and 1,518,655.62 is: 2,277,983.32
Step by Step Solution
- Step 1: Write the proportion equation
6,310,965.85 : 9,466,448.30 = 1,518,655.62 : x - Step 2: Convert to fraction form
6,310,965.85/9,466,448.30 = 1,518,655.62/x - Step 3: Cross multiply
6,310,965.85x = 9,466,448.30 × 1,518,655.62 - Step 4: Simplify right side
6,310,965.85x = 14,376,274,912,234.45 - Step 5: Solve for x
x = 14,376,274,912,234.45/6,310,965.85 - Step 6: Final answer
x = 2,277,983.32
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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.