Finding the Fourth Proportional to 1,719,441.12, 2,581,154.28 and 922,279.68
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Solution
The fourth proportional to 1,719,441.12, 2,581,154.28 and 922,279.68 is: 1,384,488.32
Step by Step Solution
- Step 1: Write the proportion equation
1,719,441.12 : 2,581,154.28 = 922,279.68 : x - Step 2: Convert to fraction form
1,719,441.12/2,581,154.28 = 922,279.68/x - Step 3: Cross multiply
1,719,441.12x = 2,581,154.28 × 922,279.68 - Step 4: Simplify right side
1,719,441.12x = 2,380,546,143,389.03 - Step 5: Solve for x
x = 2,380,546,143,389.03/1,719,441.12 - Step 6: Final answer
x = 1,384,488.32
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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.