Finding the Fourth Proportional to 2,149,893, 2,966,762.64 and 1,169,835.84
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Solution
The fourth proportional to 2,149,893, 2,966,762.64 and 1,169,835.84 is: 1,614,324.65
Step by Step Solution
- Step 1: Write the proportion equation
2,149,893 : 2,966,762.64 = 1,169,835.84 : x - Step 2: Convert to fraction form
2,149,893/2,966,762.64 = 1,169,835.84/x - Step 3: Cross multiply
2,149,893x = 2,966,762.64 × 1,169,835.84 - Step 4: Simplify right side
2,149,893x = 3,470,625,265,045.02 - Step 5: Solve for x
x = 3,470,625,265,045.02/2,149,893 - Step 6: Final answer
x = 1,614,324.65
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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.