Finding the Fourth Proportional to 1,914,862.48, 2,872,285.08 and 494,797.84
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Solution
The fourth proportional to 1,914,862.48, 2,872,285.08 and 494,797.84 is: 742,194.53
Step by Step Solution
- Step 1: Write the proportion equation
1,914,862.48 : 2,872,285.08 = 494,797.84 : x - Step 2: Convert to fraction form
1,914,862.48/2,872,285.08 = 494,797.84/x - Step 3: Cross multiply
1,914,862.48x = 2,872,285.08 × 494,797.84 - Step 4: Simplify right side
1,914,862.48x = 1,421,200,453,448.23 - Step 5: Solve for x
x = 1,421,200,453,448.23/1,914,862.48 - Step 6: Final answer
x = 742,194.53
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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.