Finding the Fourth Proportional to 1,213,858.72, 1,674,874.96 and 697,512.84
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Solution
The fourth proportional to 1,213,858.72, 1,674,874.96 and 697,512.84 is: 962,424.02
Step by Step Solution
- Step 1: Write the proportion equation
1,213,858.72 : 1,674,874.96 = 697,512.84 : x - Step 2: Convert to fraction form
1,213,858.72/1,674,874.96 = 697,512.84/x - Step 3: Cross multiply
1,213,858.72x = 1,674,874.96 × 697,512.84 - Step 4: Simplify right side
1,213,858.72x = 1,168,246,789,994.49 - Step 5: Solve for x
x = 1,168,246,789,994.49/1,213,858.72 - Step 6: Final answer
x = 962,424.02
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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.