Finding the Fourth Proportional to 1,599,114.56, 2,206,774.36 and 910,786.28
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Solution
The fourth proportional to 1,599,114.56, 2,206,774.36 and 910,786.28 is: 1,256,882.94
Step by Step Solution
- Step 1: Write the proportion equation
1,599,114.56 : 2,206,774.36 = 910,786.28 : x - Step 2: Convert to fraction form
1,599,114.56/2,206,774.36 = 910,786.28/x - Step 3: Cross multiply
1,599,114.56x = 2,206,774.36 × 910,786.28 - Step 4: Simplify right side
1,599,114.56x = 2,009,899,810,143.78 - Step 5: Solve for x
x = 2,009,899,810,143.78/1,599,114.56 - Step 6: Final answer
x = 1,256,882.94
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1.5x scale
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.