Finding the Fourth Proportional to 1,585,612.36, 2,188,146.54 and 906,563.08
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Solution
The fourth proportional to 1,585,612.36, 2,188,146.54 and 906,563.08 is: 1,251,057.90
Step by Step Solution
- Step 1: Write the proportion equation
1,585,612.36 : 2,188,146.54 = 906,563.08 : x - Step 2: Convert to fraction form
1,585,612.36/2,188,146.54 = 906,563.08/x - Step 3: Cross multiply
1,585,612.36x = 2,188,146.54 × 906,563.08 - Step 4: Simplify right side
1,585,612.36x = 1,983,692,866,793.74 - Step 5: Solve for x
x = 1,983,692,866,793.74/1,585,612.36 - Step 6: Final answer
x = 1,251,057.90
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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.