Finding the Fourth Proportional to 1,254,849.87, 1,731,657.92 and 681,870.99
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Solution
The fourth proportional to 1,254,849.87, 1,731,657.92 and 681,870.99 is: 940,963.00
Step by Step Solution
- Step 1: Write the proportion equation
1,254,849.87 : 1,731,657.92 = 681,870.99 : x - Step 2: Convert to fraction form
1,254,849.87/1,731,657.92 = 681,870.99/x - Step 3: Cross multiply
1,254,849.87x = 1,731,657.92 × 681,870.99 - Step 4: Simplify right side
1,254,849.87x = 1,180,767,296,842.39 - Step 5: Solve for x
x = 1,180,767,296,842.39/1,254,849.87 - Step 6: Final answer
x = 940,963.00
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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.