Finding the Fourth Proportional to 2,841,315.36, 3,921,949.62 and 2,261,601.87
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Solution
The fourth proportional to 2,841,315.36, 3,921,949.62 and 2,261,601.87 is: 3,121,754.35
Step by Step Solution
- Step 1: Write the proportion equation
2,841,315.36 : 3,921,949.62 = 2,261,601.87 : x - Step 2: Convert to fraction form
2,841,315.36/3,921,949.62 = 2,261,601.87/x - Step 3: Cross multiply
2,841,315.36x = 3,921,949.62 × 2,261,601.87 - Step 4: Simplify right side
2,841,315.36x = 8,869,888,594,637.79 - Step 5: Solve for x
x = 8,869,888,594,637.79/2,841,315.36 - Step 6: Final answer
x = 3,121,754.35
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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.