Finding the Fourth Proportional to 1,362,165.99, 1,879,719.59 and 750,305.58
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Solution
The fourth proportional to 1,362,165.99, 1,879,719.59 and 750,305.58 is: 1,035,383.43
Step by Step Solution
- Step 1: Write the proportion equation
1,362,165.99 : 1,879,719.59 = 750,305.58 : x - Step 2: Convert to fraction form
1,362,165.99/1,879,719.59 = 750,305.58/x - Step 3: Cross multiply
1,362,165.99x = 1,879,719.59 × 750,305.58 - Step 4: Simplify right side
1,362,165.99x = 1,410,364,097,212.31 - Step 5: Solve for x
x = 1,410,364,097,212.31/1,362,165.99 - Step 6: Final answer
x = 1,035,383.43
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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.