Finding the Fourth Proportional to 1,617,595.92, 2,232,415.76 and 920,095.18
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Solution
The fourth proportional to 1,617,595.92, 2,232,415.76 and 920,095.18 is: 1,269,807.22
Step by Step Solution
- Step 1: Write the proportion equation
1,617,595.92 : 2,232,415.76 = 920,095.18 : x - Step 2: Convert to fraction form
1,617,595.92/2,232,415.76 = 920,095.18/x - Step 3: Cross multiply
1,617,595.92x = 2,232,415.76 × 920,095.18 - Step 4: Simplify right side
1,617,595.92x = 2,054,034,978,722.08 - Step 5: Solve for x
x = 2,054,034,978,722.08/1,617,595.92 - Step 6: Final answer
x = 1,269,807.22
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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.