Finding the Fourth Proportional to 4,234,190.12, 6,351,275.40 and 1,837,724.12
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Solution
The fourth proportional to 4,234,190.12, 6,351,275.40 and 1,837,724.12 is: 2,756,581.94
Step by Step Solution
- Step 1: Write the proportion equation
4,234,190.12 : 6,351,275.40 = 1,837,724.12 : x - Step 2: Convert to fraction form
4,234,190.12/6,351,275.40 = 1,837,724.12/x - Step 3: Cross multiply
4,234,190.12x = 6,351,275.40 × 1,837,724.12 - Step 4: Simplify right side
4,234,190.12x = 11,671,891,995,342.65 - Step 5: Solve for x
x = 11,671,891,995,342.65/4,234,190.12 - Step 6: Final answer
x = 2,756,581.94
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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.