Finding the Fourth Proportional to 1,994,948.58, 2,753,046.58 and 1,135,564.14
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Solution
The fourth proportional to 1,994,948.58, 2,753,046.58 and 1,135,564.14 is: 1,567,088.50
Step by Step Solution
- Step 1: Write the proportion equation
1,994,948.58 : 2,753,046.58 = 1,135,564.14 : x - Step 2: Convert to fraction form
1,994,948.58/2,753,046.58 = 1,135,564.14/x - Step 3: Cross multiply
1,994,948.58x = 2,753,046.58 × 1,135,564.14 - Step 4: Simplify right side
1,994,948.58x = 3,126,260,971,997.64 - Step 5: Solve for x
x = 3,126,260,971,997.64/1,994,948.58 - Step 6: Final answer
x = 1,567,088.50
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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.