Finding the Fourth Proportional to 2,567,677.25, 3,543,351.29 and 1,421,732.99
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Solution
The fourth proportional to 2,567,677.25, 3,543,351.29 and 1,421,732.99 is: 1,961,967.54
Step by Step Solution
- Step 1: Write the proportion equation
2,567,677.25 : 3,543,351.29 = 1,421,732.99 : x - Step 2: Convert to fraction form
2,567,677.25/3,543,351.29 = 1,421,732.99/x - Step 3: Cross multiply
2,567,677.25x = 3,543,351.29 × 1,421,732.99 - Step 4: Simplify right side
2,567,677.25x = 5,037,699,424,152.06 - Step 5: Solve for x
x = 5,037,699,424,152.06/2,567,677.25 - Step 6: Final answer
x = 1,961,967.54
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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.