Finding the Fourth Proportional to 1,235,364.84, 1,704,832.32 and 691,487.08
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Solution
The fourth proportional to 1,235,364.84, 1,704,832.32 and 691,487.08 is: 954,268.31
Step by Step Solution
- Step 1: Write the proportion equation
1,235,364.84 : 1,704,832.32 = 691,487.08 : x - Step 2: Convert to fraction form
1,235,364.84/1,704,832.32 = 691,487.08/x - Step 3: Cross multiply
1,235,364.84x = 1,704,832.32 × 691,487.08 - Step 4: Simplify right side
1,235,364.84x = 1,178,869,522,846.43 - Step 5: Solve for x
x = 1,178,869,522,846.43/1,235,364.84 - Step 6: Final answer
x = 954,268.31
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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.