Finding the Fourth Proportional to 1,581,933.12, 2,183,179.68 and 902,971.68
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Solution
The fourth proportional to 1,581,933.12, 2,183,179.68 and 902,971.68 is: 1,246,164.83
Step by Step Solution
- Step 1: Write the proportion equation
1,581,933.12 : 2,183,179.68 = 902,971.68 : x - Step 2: Convert to fraction form
1,581,933.12/2,183,179.68 = 902,971.68/x - Step 3: Cross multiply
1,581,933.12x = 2,183,179.68 × 902,971.68 - Step 4: Simplify right side
1,581,933.12x = 1,971,349,423,391.46 - Step 5: Solve for x
x = 1,971,349,423,391.46/1,581,933.12 - Step 6: Final answer
x = 1,246,164.83
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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.