Finding the Fourth Proportional to 1,794,237.80, 2,476,107.90 and 978,485.99
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Solution
The fourth proportional to 1,794,237.80, 2,476,107.90 and 978,485.99 is: 1,350,343.24
Step by Step Solution
- Step 1: Write the proportion equation
1,794,237.80 : 2,476,107.90 = 978,485.99 : x - Step 2: Convert to fraction form
1,794,237.80/2,476,107.90 = 978,485.99/x - Step 3: Cross multiply
1,794,237.80x = 2,476,107.90 × 978,485.99 - Step 4: Simplify right side
1,794,237.80x = 2,422,836,877,497.78 - Step 5: Solve for x
x = 2,422,836,877,497.78/1,794,237.80 - Step 6: Final answer
x = 1,350,343.24
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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.