Finding the Fourth Proportional to 2,921,037.39, 4,381,508.70 and 1,124,311.19
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Solution
The fourth proportional to 2,921,037.39, 4,381,508.70 and 1,124,311.19 is: 1,686,448.54
Step by Step Solution
- Step 1: Write the proportion equation
2,921,037.39 : 4,381,508.70 = 1,124,311.19 : x - Step 2: Convert to fraction form
2,921,037.39/4,381,508.70 = 1,124,311.19/x - Step 3: Cross multiply
2,921,037.39x = 4,381,508.70 × 1,124,311.19 - Step 4: Simplify right side
2,921,037.39x = 4,926,179,238,584.81 - Step 5: Solve for x
x = 4,926,179,238,584.81/2,921,037.39 - Step 6: Final answer
x = 1,686,448.54
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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.