Finding the Fourth Proportional to 1,087,496.19, 1,631,260.68 and 377,546.79
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Solution
The fourth proportional to 1,087,496.19, 1,631,260.68 and 377,546.79 is: 566,325.88
Step by Step Solution
- Step 1: Write the proportion equation
1,087,496.19 : 1,631,260.68 = 377,546.79 : x - Step 2: Convert to fraction form
1,087,496.19/1,631,260.68 = 377,546.79/x - Step 3: Cross multiply
1,087,496.19x = 1,631,260.68 × 377,546.79 - Step 4: Simplify right side
1,087,496.19x = 615,877,233,387.22 - Step 5: Solve for x
x = 615,877,233,387.22/1,087,496.19 - Step 6: Final answer
x = 566,325.88
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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.