Finding the Fourth Proportional to 2,396,348.48, 3,308,794.88 and 1,581,710.12
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Solution
The fourth proportional to 2,396,348.48, 3,308,794.88 and 1,581,710.12 is: 2,183,970.48
Step by Step Solution
- Step 1: Write the proportion equation
2,396,348.48 : 3,308,794.88 = 1,581,710.12 : x - Step 2: Convert to fraction form
2,396,348.48/3,308,794.88 = 1,581,710.12/x - Step 3: Cross multiply
2,396,348.48x = 3,308,794.88 × 1,581,710.12 - Step 4: Simplify right side
2,396,348.48x = 5,233,554,334,655.64 - Step 5: Solve for x
x = 5,233,554,334,655.64/2,396,348.48 - Step 6: Final answer
x = 2,183,970.48
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1.5x scale
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.