Finding the Fourth Proportional to 1,759,608.42, 2,639,458.49 and 561,529.11
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Solution
The fourth proportional to 1,759,608.42, 2,639,458.49 and 561,529.11 is: 842,308.30
Step by Step Solution
- Step 1: Write the proportion equation
1,759,608.42 : 2,639,458.49 = 561,529.11 : x - Step 2: Convert to fraction form
1,759,608.42/2,639,458.49 = 561,529.11/x - Step 3: Cross multiply
1,759,608.42x = 2,639,458.49 × 561,529.11 - Step 4: Simplify right side
1,759,608.42x = 1,482,132,773,964.00 - Step 5: Solve for x
x = 1,482,132,773,964.00/1,759,608.42 - Step 6: Final answer
x = 842,308.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.