Finding the Fourth Proportional to 2,183,370.48, 3,259,703.56 and 1,668,340.24
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Solution
The fourth proportional to 2,183,370.48, 3,259,703.56 and 1,668,340.24 is: 2,490,779.59
Step by Step Solution
- Step 1: Write the proportion equation
2,183,370.48 : 3,259,703.56 = 1,668,340.24 : x - Step 2: Convert to fraction form
2,183,370.48/3,259,703.56 = 1,668,340.24/x - Step 3: Cross multiply
2,183,370.48x = 3,259,703.56 × 1,668,340.24 - Step 4: Simplify right side
2,183,370.48x = 5,438,294,619,619.26 - Step 5: Solve for x
x = 5,438,294,619,619.26/2,183,370.48 - Step 6: Final answer
x = 2,490,779.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.