Finding the Fourth Proportional to 2,037,437.96, 2,811,681.06 and 1,273,934.12
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Solution
The fourth proportional to 2,037,437.96, 2,811,681.06 and 1,273,934.12 is: 1,758,039.51
Step by Step Solution
- Step 1: Write the proportion equation
2,037,437.96 : 2,811,681.06 = 1,273,934.12 : x - Step 2: Convert to fraction form
2,037,437.96/2,811,681.06 = 1,273,934.12/x - Step 3: Cross multiply
2,037,437.96x = 2,811,681.06 × 1,273,934.12 - Step 4: Simplify right side
2,037,437.96x = 3,581,896,436,891.77 - Step 5: Solve for x
x = 3,581,896,436,891.77/2,037,437.96 - Step 6: Final answer
x = 1,758,039.51
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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.