Finding the Fourth Proportional to 1,135,994.85, 1,567,672.74 and 626,697.18
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Solution
The fourth proportional to 1,135,994.85, 1,567,672.74 and 626,697.18 is: 864,842.02
Step by Step Solution
- Step 1: Write the proportion equation
1,135,994.85 : 1,567,672.74 = 626,697.18 : x - Step 2: Convert to fraction form
1,135,994.85/1,567,672.74 = 626,697.18/x - Step 3: Cross multiply
1,135,994.85x = 1,567,672.74 × 626,697.18 - Step 4: Simplify right side
1,135,994.85x = 982,456,085,320.87 - Step 5: Solve for x
x = 982,456,085,320.87/1,135,994.85 - Step 6: Final answer
x = 864,842.02
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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.