Finding the Fourth Proportional to 2,567,482.57, 3,543,236.61 and 1,421,562.91
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Solution
The fourth proportional to 2,567,482.57, 3,543,236.61 and 1,421,562.91 is: 1,961,818.09
Step by Step Solution
- Step 1: Write the proportion equation
2,567,482.57 : 3,543,236.61 = 1,421,562.91 : x - Step 2: Convert to fraction form
2,567,482.57/3,543,236.61 = 1,421,562.91/x - Step 3: Cross multiply
2,567,482.57x = 3,543,236.61 × 1,421,562.91 - Step 4: Simplify right side
2,567,482.57x = 5,036,933,746,130.14 - Step 5: Solve for x
x = 5,036,933,746,130.14/2,567,482.57 - Step 6: Final answer
x = 1,961,818.09
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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.