Finding the Fourth Proportional to 1,879,189.37, 2,593,281.32 and 1,019,749.62
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Solution
The fourth proportional to 1,879,189.37, 2,593,281.32 and 1,019,749.62 is: 1,407,254.47
Step by Step Solution
- Step 1: Write the proportion equation
1,879,189.37 : 2,593,281.32 = 1,019,749.62 : x - Step 2: Convert to fraction form
1,879,189.37/2,593,281.32 = 1,019,749.62/x - Step 3: Cross multiply
1,879,189.37x = 2,593,281.32 × 1,019,749.62 - Step 4: Simplify right side
1,879,189.37x = 2,644,497,640,623.10 - Step 5: Solve for x
x = 2,644,497,640,623.10/1,879,189.37 - Step 6: Final answer
x = 1,407,254.47
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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.