Finding the Fourth Proportional to 7,748,201.19, 11,622,301.73 and 2,824,602.14
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Solution
The fourth proportional to 7,748,201.19, 11,622,301.73 and 2,824,602.14 is: 4,236,903.19
Step by Step Solution
- Step 1: Write the proportion equation
7,748,201.19 : 11,622,301.73 = 2,824,602.14 : x - Step 2: Convert to fraction form
7,748,201.19/11,622,301.73 = 2,824,602.14/x - Step 3: Cross multiply
7,748,201.19x = 11,622,301.73 × 2,824,602.14 - Step 4: Simplify right side
7,748,201.19x = 32,828,378,338,283.70 - Step 5: Solve for x
x = 32,828,378,338,283.70/7,748,201.19 - Step 6: Final answer
x = 4,236,903.19
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1.5x scale
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.