Finding the Fourth Proportional to 1,286,617.08, 1,775,525.88 and 735,323.60
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Solution
The fourth proportional to 1,286,617.08, 1,775,525.88 and 735,323.60 is: 1,014,743.31
Step by Step Solution
- Step 1: Write the proportion equation
1,286,617.08 : 1,775,525.88 = 735,323.60 : x - Step 2: Convert to fraction form
1,286,617.08/1,775,525.88 = 735,323.60/x - Step 3: Cross multiply
1,286,617.08x = 1,775,525.88 × 735,323.60 - Step 4: Simplify right side
1,286,617.08x = 1,305,586,073,097.14 - Step 5: Solve for x
x = 1,305,586,073,097.14/1,286,617.08 - Step 6: Final answer
x = 1,014,743.31
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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.