Finding the Fourth Proportional to 3,956,615.57, 5,460,129.50 and 2,237,699.18
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Solution
The fourth proportional to 3,956,615.57, 5,460,129.50 and 2,237,699.18 is: 3,088,024.87
Step by Step Solution
- Step 1: Write the proportion equation
3,956,615.57 : 5,460,129.50 = 2,237,699.18 : x - Step 2: Convert to fraction form
3,956,615.57/5,460,129.50 = 2,237,699.18/x - Step 3: Cross multiply
3,956,615.57x = 5,460,129.50 × 2,237,699.18 - Step 4: Simplify right side
3,956,615.57x = 12,218,127,307,305.64 - Step 5: Solve for x
x = 12,218,127,307,305.64/3,956,615.57 - Step 6: Final answer
x = 3,088,024.87
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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.