Finding the Fourth Proportional to 1,362,165.62, 1,879,719.08 and 750,305.19
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Solution
The fourth proportional to 1,362,165.62, 1,879,719.08 and 750,305.19 is: 1,035,382.89
Step by Step Solution
- Step 1: Write the proportion equation
1,362,165.62 : 1,879,719.08 = 750,305.19 : x - Step 2: Convert to fraction form
1,362,165.62/1,879,719.08 = 750,305.19/x - Step 3: Cross multiply
1,362,165.62x = 1,879,719.08 × 750,305.19 - Step 4: Simplify right side
1,362,165.62x = 1,410,362,977,714.50 - Step 5: Solve for x
x = 1,410,362,977,714.50/1,362,165.62 - Step 6: Final answer
x = 1,035,382.89
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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.