Finding the Fourth Proportional to 3,311,206.65, 4,569,483.11 and 1,934,631.09
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Solution
The fourth proportional to 3,311,206.65, 4,569,483.11 and 1,934,631.09 is: 2,669,801.38
Step by Step Solution
- Step 1: Write the proportion equation
3,311,206.65 : 4,569,483.11 = 1,934,631.09 : x - Step 2: Convert to fraction form
3,311,206.65/4,569,483.11 = 1,934,631.09/x - Step 3: Cross multiply
3,311,206.65x = 4,569,483.11 × 1,934,631.09 - Step 4: Simplify right side
3,311,206.65x = 8,840,264,080,162.74 - Step 5: Solve for x
x = 8,840,264,080,162.74/3,311,206.65 - Step 6: Final answer
x = 2,669,801.38
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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.