Finding the Fourth Proportional to 1,785,632.28, 2,679,158.13 and 571,395.99
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Solution
The fourth proportional to 1,785,632.28, 2,679,158.13 and 571,395.99 is: 857,321.09
Step by Step Solution
- Step 1: Write the proportion equation
1,785,632.28 : 2,679,158.13 = 571,395.99 : x - Step 2: Convert to fraction form
1,785,632.28/2,679,158.13 = 571,395.99/x - Step 3: Cross multiply
1,785,632.28x = 2,679,158.13 × 571,395.99 - Step 4: Simplify right side
1,785,632.28x = 1,530,860,204,891.74 - Step 5: Solve for x
x = 1,530,860,204,891.74/1,785,632.28 - Step 6: Final answer
x = 857,321.09
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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.