Finding the Fourth Proportional to 3,406,754.90, 4,700,134.49 and 2,183,734.79
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Solution
The fourth proportional to 3,406,754.90, 4,700,134.49 and 2,183,734.79 is: 3,012,792.96
Step by Step Solution
- Step 1: Write the proportion equation
3,406,754.90 : 4,700,134.49 = 2,183,734.79 : x - Step 2: Convert to fraction form
3,406,754.90/4,700,134.49 = 2,183,734.79/x - Step 3: Cross multiply
3,406,754.90x = 4,700,134.49 × 2,183,734.79 - Step 4: Simplify right side
3,406,754.90x = 10,263,847,186,698.06 - Step 5: Solve for x
x = 10,263,847,186,698.06/3,406,754.90 - Step 6: Final answer
x = 3,012,792.96
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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.