Finding the Fourth Proportional to 751,604.36, 1,128,676.62 and 745,798.28
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Solution
The fourth proportional to 751,604.36, 1,128,676.62 and 745,798.28 is: 1,119,957.69
Step by Step Solution
- Step 1: Write the proportion equation
751,604.36 : 1,128,676.62 = 745,798.28 : x - Step 2: Convert to fraction form
751,604.36/1,128,676.62 = 745,798.28/x - Step 3: Cross multiply
751,604.36x = 1,128,676.62 × 745,798.28 - Step 4: Simplify right side
751,604.36x = 841,765,081,872.21 - Step 5: Solve for x
x = 841,765,081,872.21/751,604.36 - Step 6: Final answer
x = 1,119,957.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.