Finding the Fourth Proportional to 1,525,218.60, 2,104,731.04 and 836,873.28
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Solution
The fourth proportional to 1,525,218.60, 2,104,731.04 and 836,873.28 is: 1,154,846.37
Step by Step Solution
- Step 1: Write the proportion equation
1,525,218.60 : 2,104,731.04 = 836,873.28 : x - Step 2: Convert to fraction form
1,525,218.60/2,104,731.04 = 836,873.28/x - Step 3: Cross multiply
1,525,218.60x = 2,104,731.04 × 836,873.28 - Step 4: Simplify right side
1,525,218.60x = 1,761,393,168,962.61 - Step 5: Solve for x
x = 1,761,393,168,962.61/1,525,218.60 - Step 6: Final answer
x = 1,154,846.37
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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.