Finding the Fourth Proportional to 4,440,825.60, 6,128,357.79 and 2,403,635.10
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Solution
The fourth proportional to 4,440,825.60, 6,128,357.79 and 2,403,635.10 is: 3,317,026.43
Step by Step Solution
- Step 1: Write the proportion equation
4,440,825.60 : 6,128,357.79 = 2,403,635.10 : x - Step 2: Convert to fraction form
4,440,825.60/6,128,357.79 = 2,403,635.10/x - Step 3: Cross multiply
4,440,825.60x = 6,128,357.79 × 2,403,635.10 - Step 4: Simplify right side
4,440,825.60x = 14,730,335,889,402.43 - Step 5: Solve for x
x = 14,730,335,889,402.43/4,440,825.60 - Step 6: Final answer
x = 3,317,026.43
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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.