Finding the Fourth Proportional to 1,497,623.20, 2,246,175.60 and 550,506.40
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Solution
The fourth proportional to 1,497,623.20, 2,246,175.60 and 550,506.40 is: 825,664.32
Step by Step Solution
- Step 1: Write the proportion equation
1,497,623.20 : 2,246,175.60 = 550,506.40 : x - Step 2: Convert to fraction form
1,497,623.20/2,246,175.60 = 550,506.40/x - Step 3: Cross multiply
1,497,623.20x = 2,246,175.60 × 550,506.40 - Step 4: Simplify right side
1,497,623.20x = 1,236,534,043,323.84 - Step 5: Solve for x
x = 1,236,534,043,323.84/1,497,623.20 - Step 6: Final answer
x = 825,664.32
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1.5x scale
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.