Finding the Fourth Proportional to 1,725,230.67, 2,380,827.77 and 1,000,508.07
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Solution
The fourth proportional to 1,725,230.67, 2,380,827.77 and 1,000,508.07 is: 1,380,706.61
Step by Step Solution
- Step 1: Write the proportion equation
1,725,230.67 : 2,380,827.77 = 1,000,508.07 : x - Step 2: Convert to fraction form
1,725,230.67/2,380,827.77 = 1,000,508.07/x - Step 3: Cross multiply
1,725,230.67x = 2,380,827.77 × 1,000,508.07 - Step 4: Simplify right side
1,725,230.67x = 2,382,037,392,162.56 - Step 5: Solve for x
x = 2,382,037,392,162.56/1,725,230.67 - Step 6: Final answer
x = 1,380,706.61
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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.