Finding the Fourth Proportional to 3,817,874.25, 5,725,357.02 and 1,686,795.84
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Solution
The fourth proportional to 3,817,874.25, 5,725,357.02 and 1,686,795.84 is: 2,529,551.20
Step by Step Solution
- Step 1: Write the proportion equation
3,817,874.25 : 5,725,357.02 = 1,686,795.84 : x - Step 2: Convert to fraction form
3,817,874.25/5,725,357.02 = 1,686,795.84/x - Step 3: Cross multiply
3,817,874.25x = 5,725,357.02 × 1,686,795.84 - Step 4: Simplify right side
3,817,874.25x = 9,657,508,403,850.80 - Step 5: Solve for x
x = 9,657,508,403,850.80/3,817,874.25 - Step 6: Final answer
x = 2,529,551.20
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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.