Finding the Fourth Proportional to 1,395,512.84, 1,926,107.88 and 851,532.14
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Solution
The fourth proportional to 1,395,512.84, 1,926,107.88 and 851,532.14 is: 1,175,297.51
Step by Step Solution
- Step 1: Write the proportion equation
1,395,512.84 : 1,926,107.88 = 851,532.14 : x - Step 2: Convert to fraction form
1,395,512.84/1,926,107.88 = 851,532.14/x - Step 3: Cross multiply
1,395,512.84x = 1,926,107.88 × 851,532.14 - Step 4: Simplify right side
1,395,512.84x = 1,640,142,764,927.26 - Step 5: Solve for x
x = 1,640,142,764,927.26/1,395,512.84 - Step 6: Final answer
x = 1,175,297.51
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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.