Finding the Fourth Proportional to 1,725,273.68, 2,380,877.75 and 1,000,541.77
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Solution
The fourth proportional to 1,725,273.68, 2,380,877.75 and 1,000,541.77 is: 1,380,747.69
Step by Step Solution
- Step 1: Write the proportion equation
1,725,273.68 : 2,380,877.75 = 1,000,541.77 : x - Step 2: Convert to fraction form
1,725,273.68/2,380,877.75 = 1,000,541.77/x - Step 3: Cross multiply
1,725,273.68x = 2,380,877.75 × 1,000,541.77 - Step 4: Simplify right side
1,725,273.68x = 2,382,167,634,687.78 - Step 5: Solve for x
x = 2,382,167,634,687.78/1,725,273.68 - Step 6: Final answer
x = 1,380,747.69
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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.