Finding the Fourth Proportional to 7,748,208.79, 11,622,313.14 and 2,824,609.75
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Solution
The fourth proportional to 7,748,208.79, 11,622,313.14 and 2,824,609.75 is: 4,236,914.61
Step by Step Solution
- Step 1: Write the proportion equation
7,748,208.79 : 11,622,313.14 = 2,824,609.75 : x - Step 2: Convert to fraction form
7,748,208.79/11,622,313.14 = 2,824,609.75/x - Step 3: Cross multiply
7,748,208.79x = 11,622,313.14 × 2,824,609.75 - Step 4: Simplify right side
7,748,208.79x = 32,828,499,012,797.12 - Step 5: Solve for x
x = 32,828,499,012,797.12/7,748,208.79 - Step 6: Final answer
x = 4,236,914.61
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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.