Finding the Fourth Proportional to 3,864,315.70, 5,796,473.55 and 1,340,226.10
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Solution
The fourth proportional to 3,864,315.70, 5,796,473.55 and 1,340,226.10 is: 2,010,339.15
Step by Step Solution
- Step 1: Write the proportion equation
3,864,315.70 : 5,796,473.55 = 1,340,226.10 : x - Step 2: Convert to fraction form
3,864,315.70/5,796,473.55 = 1,340,226.10/x - Step 3: Cross multiply
3,864,315.70x = 5,796,473.55 × 1,340,226.10 - Step 4: Simplify right side
3,864,315.70x = 7,768,585,139,669.66 - Step 5: Solve for x
x = 7,768,585,139,669.66/3,864,315.70 - Step 6: Final answer
x = 2,010,339.15
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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.