Finding the Fourth Proportional to 1,725,382.67, 2,381,037.50 and 1,000,660.07
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Solution
The fourth proportional to 1,725,382.67, 2,381,037.50 and 1,000,660.07 is: 1,380,916.36
Step by Step Solution
- Step 1: Write the proportion equation
1,725,382.67 : 2,381,037.50 = 1,000,660.07 : x - Step 2: Convert to fraction form
1,725,382.67/2,381,037.50 = 1,000,660.07/x - Step 3: Cross multiply
1,725,382.67x = 2,381,037.50 × 1,000,660.07 - Step 4: Simplify right side
1,725,382.67x = 2,382,609,142,019.09 - Step 5: Solve for x
x = 2,382,609,142,019.09/1,725,382.67 - Step 6: Final answer
x = 1,380,916.36
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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.