Finding the Fourth Proportional to 1,625,749.39, 2,440,137.18 and 827,628.44
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Solution
The fourth proportional to 1,625,749.39, 2,440,137.18 and 827,628.44 is: 1,242,212.94
Step by Step Solution
- Step 1: Write the proportion equation
1,625,749.39 : 2,440,137.18 = 827,628.44 : x - Step 2: Convert to fraction form
1,625,749.39/2,440,137.18 = 827,628.44/x - Step 3: Cross multiply
1,625,749.39x = 2,440,137.18 × 827,628.44 - Step 4: Simplify right side
1,625,749.39x = 2,019,526,927,669.40 - Step 5: Solve for x
x = 2,019,526,927,669.40/1,625,749.39 - Step 6: Final answer
x = 1,242,212.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.